Yamasa Company, Limited

Yamasa Sangyo Co., Ltd. was established

Yamasa Sangyo Co., Ltd. established its Civil Engineering and Construction divisions

Yamasa Sangyo Co., Ltd.'s furniture sales division was spun off, and Yamasa Furniture Co., Ltd. was established. (Now Only One Co., Ltd.)

Yamasa Industries Co., Ltd. receives the Director-General of the Small and Medium Enterprise Agency Award

Yamasa Industries Co., Ltd. receives the Outstanding Construction Award from the Director-General of the Kyushu Regional Construction Bureau

Yamasa Furniture Co., Ltd. opened its Kagoshima store

Yamasa Sangyo Co., Ltd. launched the "Sumai no Kai" (Homeowners' Association)

Yamasa Industries Co., Ltd. receives the Outstanding Construction Award from the Director-General of the Kumamoto Regional Forestry Office

Yamasa Sangyo Co., Ltd. fully launched its after-sales maintenance service

Yamasa Sangyo Co., Ltd. opened its Kagoshima sales office

Yamasa Real Estate Co., Ltd. was established

Yamasa Sangyo Co., Ltd.'s lumber milling division was spun off, and Yamasa Lumber Co., Ltd. was established

Yamasa Sangyo Co., Ltd. opened its Kanoya store

Yamasa Furniture Co., Ltd. opened its Kanoya store

Yamasa Sangyo Co., Ltd. established a woodworking factory.

Yamasa Sangyo Co., Ltd. opened the Ryochi Juku training dormitory for male new employees.

Yamasa Sangyo Co., Ltd. opened the Kokubu Sales Office.

Yamasa Sangyo Co., Ltd. opened the Kanoya Sales Office.

Kagu no Yamasa Co., Ltd. established a bridal costume division.

Yamasa Sangyo Co., Ltd. established a Port Operations Section.

Yamasa Sangyo Co., Ltd. built the crane vessel No. 10, tugboat No. 8, and transport boat No. 5 Yamasa Maru.

Yamasa Sangyo Co., Ltd. established a Technology Development Section.

Yamasa Sangyo Co., Ltd. opened the Shibushi Store.

Yamasa Sangyo Co., Ltd. built the anchor-handling vessel Todoroki and barge 863.

Founder and President Kamezo Sasaki passed away.

Yamasa Sangyo Co., Ltd. established Pavilion Kagoshima.

Yamasa Sangyo Co., Ltd. opened the Sendai Sales Office.

Kagu no Yamasa Co., Ltd. opened the Sendai Store.

Yamasa Mokuzai Co., Ltd. established a precut factory.

Yamasa Sangyo Co., Ltd. established Pavilion Osumi.

Yamasa Mokuzai Co., Ltd. established a structural system using large-section glued laminated timber.

Kagu no Yamasa Co., Ltd. relocated and opened the Kokubu Store.

Kagu no Yamasa Co., Ltd. opened the Taniyama Store.

Yamasa Lumber Co., Ltd. receives the Chairman’s Award from the Japan Lumber Industry Federation

Kagu no Yamasa Co., Ltd. opened the Ijuin Store.

Yamasa Sangyo Co., Ltd. moved its Housing Division to Kagoshima City.

Yamasa Mokuzai Co., Ltd. developed Japan’s first unmanned sawmill system.

Yamasa Sangyo Co., Ltd. established the Yamasa House Materials Center.

Yamasa Furniture Co., Ltd. opened its Yorijiro store.

Yamasa Mokuzai Co., Ltd. acquired the Wooden Housing Streamlining System.

Typhoon No. 13 struck Kagoshima Prefecture, damaging more than 3,000 homes owned by the company’s customers.

Yamasa Sangyo Co., Ltd. obtained a patent for “Saegiru-kun,” a technology for making homes healthier and more comfortable.

Yukihisa Sasaki, President of Yamasa Lumber Co., Ltd., receives the Wood Technology Award and the Ichikawa Memorial Award

Yamasa Sangyo Co., Ltd. acquired the Wooden Housing Streamlining System.

Yamasa Furniture Co., Ltd. opened its Dazaifu store, its first store outside the prefecture.

Yamasa Industries Co., Ltd. receives the Kyushu Regional Construction Bureau Director-General’s Award

Yamasa Furniture Co., Ltd. opened its Saga store.

Yamasa Sangyo Co., Ltd. launched its Healthy Housing Declaration, an initiative to create healthy, people-friendly living spaces.

Yamasa Sangyo Co., Ltd. established the MBC Model Home—Estate.

Yamasa Sangyo Co., Ltd. established an asphalt recycling facility.

Yamasa Sangyo Co., Ltd. launched its Homebuilding Exploration Tour.

Yamasa Sangyo Co., Ltd. received the Sea Day Merit Award from the Fourth Port Construction Office.

Yamasa Sangyo Co., Ltd. received the Outstanding Site Representative Award from the Kyushu Regional Development Bureau.

Yamasa Sangyo Co., Ltd. built the floating crane and pusher vessel Nanyo.

Yamasa Sangyo Co., Ltd. received the Outstanding Project Site Award from the Osumi Construction Office.

Yamasa Furniture Co., Ltd. renovated its Taniyama store.

Yamasa Sangyo Co., Ltd. received an award at the general meeting of the Prefectural Port and Fisheries Construction Association.

Yukihisa Sasaki, President of Yamasa Mokuzai Co., Ltd., received the 40th Green Award from the Forestry Press Club.

Following the enactment of the Housing Quality Assurance Act, Yamasa Sangyo Co., Ltd. launched its 20-year warranty system.

Hiroshi Kisanuki, President of Yamasa Sangyo Co., Ltd., received an award from the Japan Fishing Port Construction Association.

Yamasa Sangyo Co., Ltd. split its Construction Department into the Building Department and the Civil Engineering Department.

Yamasa Sangyo Co., Ltd. launched its planning and design and production design system.

Yamasa Mokuzai Co., Ltd. received the 2000 Kagoshima Industry and Economy Grand Prize.

Yamasa Sangyo Co., Ltd. received ISO 9001 quality management system certification from the Japan Quality Assurance Organization.

Yamasa Sangyo Co., Ltd. established the MBC Yorijiro Model Home.

Yamasa Lumber Co., Ltd. obtains JAS certification for glued laminated timber made from different wood species

Yamasa Industries Co., Ltd. opens its Shibushi Sales Office

Yamasa Industries Co., Ltd. launches its tax return consultation service

Yamasa Industries Co., Ltd. begins airing TV commercials for “Kizuna no Ie”

Yamasa Industries Co., Ltd. opens Minami-Nihon Housing Plaza VI

Yamasa Industries Co., Ltd. registers the trademark “Kizuna no Ie” for its center-living design that fosters family bonds

Hiroshi Kisanuki, President and Representative Director of Yamasa Industries Co., Ltd., passes away

Noriaki Sasaki is appointed President and Representative Director of Yamasa Industries Co., Ltd.

Yamasa Sangyo Co., Ltd. received the Outstanding Wooden Facility Award from the Central Council for the Promotion of Timber Use.

Yamasa Industries Co., Ltd. closes its Kanoya and Shibushi Sales Offices and integrates them into “Pavilion Kanoya”

Yamasa Industries Co., Ltd. opens the New Kanoya Central Exhibition Center

Yamasa Industries Co., Ltd. standardizes its next-generation energy-saving insulation standards

Yamasa Industries Co., Ltd. is selected for Kagoshima Prefecture’s first “Leading Model Project for Long-Life Quality Housing” (for the third consecutive year)

Furniture no Yamasa Co., Ltd. closes its Fukuoka branch

Yamasa Industries Co., Ltd. opens the KTS Housing Fair exhibition center and relocates its Kagoshima Sales Office

Yamasa Sangyo Co., Ltd. opened the Minami-Nihon Housing Plaza exhibition home, Duet.

Yamasa Sangyo Co., Ltd. won both the Outstanding Award and the Regional Award in the House of the Year in Electric 2009 from the Japan Institute of Country-ology and Engineering.

Yamasa Sangyo Co., Ltd. was selected for the Ministry of Land, Infrastructure, Transport and Tourism's First Leading Project for CO2 Reduction in Housing and Buildings—the first in the prefecture.

Yamasa Sangyo Co., Ltd. relocated its Kagoshima head office.

Yamasa House won both the Outstanding Award and the Regional Award in the House of the Year in Electric 2010 from the Japan Institute of Country-ology and Engineering.

Yamasa Sangyo Co., Ltd. received ISO certification for its quality, environmental, and occupational health and safety management systems (9001, 14001, and 18001) from the Japan Quality Assurance Organization.

Yamasa Sangyo Co., Ltd. obtained both LCCM Housing certification and CASBEE certification.

The number of participants in Yamasa Sangyo Co., Ltd.'s Homebuilding Exploration Tour reached 10,000.

Yamasa Sangyo Co., Ltd. published the magazine Home of Bonds.

Yamasa Sangyo Co., Ltd. received the Award for Meritorious Service in Disaster Recovery Cooperation from the Ministry of Land, Infrastructure, Transport and Tourism.

Yamasa Sangyo Co., Ltd. standardized long-life quality housing.

Yamasa Sangyo Co., Ltd. won both the Special Outstanding Award and the Outstanding Company Award in the House of the Year in Electric 2012 from the Japan Institute of Country-ology and Engineering.

Yamasa Sangyo Co., Ltd. received two GOOD DESIGN 2013 awards from the Japan Institute of Design Promotion for “One Tree” and “Mizumizu Scene.”

Yamasa Sangyo Co., Ltd. launched a joint research project with the University of Tokyo and Kagoshima University (NEDO).

Yamasa Sangyo Co., Ltd. received two GOOD DESIGN 2014 awards from the Japan Institute of Design Promotion for “MOOK HOUSE” and “A Home That Uses Wood.”

Organizational transformation and restructuring into a holding company structure.

Yamasa Sangyo Co., Ltd. standardized housing performance labeling.

Yamasa Sangyo Co., Ltd.'s housing division was spun off, and Yamasa House Co., Ltd. was established.

Established Yamasa Holdings Co., Ltd.

Noriaki Sasaki appointed President and Representative Director of Yamasa House Co., Ltd.

Noriaki Sasaki appointed President and Representative Director of Yamasa Holdings Co., Ltd.

Yamasa House Co., Ltd. received an award in the Heartful Design category of the 1st WOOD DESIGN 2015 from the Japan Wood Design Association.

Yamasa House Co., Ltd. received a GOOD DESIGN 2015 award from the Japan Institute of Design Promotion for “Ki-Tachi-Chi.” This marked the third consecutive year.

Yamasa House Co., Ltd. received two awards in the Kagoshima Wooden Housing Contest 2015 from the Kagoshima Prefecture Wooden Housing Promotion Council for “Ki-Tachi-Chi” and one other home.

Yamasa Sangyo Co., Ltd. was certified by the Ministry of Land, Infrastructure, Transport and Tourism as an “Excellent Construction Performance Company for FY 2015.”

Renovated the Minami-Nihon Housing Plaza exhibition center as MOOKHOUSE.

Standardized seismic resistance at 1.25 times the requirements for Grade 3.

Opened the Renoveru condominium renovation showroom.

Yamasa House Co., Ltd. received the Regional Award in the LIXIL Members Contest 2015 from LIXIL Corporation.

Yamasa Sangyo Co., Ltd. received the Kagoshima Prefecture Civil Engineering Department Outstanding Construction Award for FY 2016 from the Director of the Kagoshima Regional Promotion Bureau's Construction Department.

Yamasa Sangyo Co., Ltd. received the Outstanding Engineer Award for FY 2016 from the Director of the Kagoshima Prefecture Osumi Regional Promotion Bureau's Construction Department.

Yamasa House Co., Ltd. received two WOOD DESIGN 2016 awards from the Japan Institute of Design Promotion, in the Lifestyle and Heartful Design categories.

Yamasa House Co., Ltd. received an award in the Sera category of the KMEW Construction Case Contest 2016 from KMEW Co., Ltd.

Established Kizuna Kobo Yamasa LLC.

Yamasa House Co., Ltd. received the 4th Kagoshima City Landscape and Community Development Award from Kagoshima City for “Sakuragaoka 01 and 02.”

Yamasa House Co., Ltd. received the Excellence Award in the 1st Awards for Companies and Workplaces That Are Easy to Work for and Highly Productive from the Ministry of Health, Labour and Welfare.

Yamasa Sangyo Co., Ltd. received an Outstanding Construction Award from the Osumi River and National Highway Office.

Yamasa Sangyo Co., Ltd. received an Outstanding Construction Award from the Director of the Kagoshima Regional Promotion Bureau's Construction Department.

Yamasa Sangyo Co., Ltd. received a letter of appreciation from the Director of the Miyazaki River and National Highway Office for dispatching personnel to restore National Route 220 after Typhoon No. 22.

Michihiro Monden appointed President and Representative Director of Yamasa Sangyo Co., Ltd.

Achieved the highest five-star rating as a ZEH Builder.

Opened the Yamasa home renovation model house.

Opened the Renoveru Shinshoin condominium renovation model house.

Selected for the Ministry of Land, Infrastructure, Transport and Tourism's second Leading Projects for Sustainable Buildings program.

Yamasa Sangyo Co., Ltd. received an Outstanding Construction Award from the Osumi River and National Highway Office.

Yamasa Sangyo Co., Ltd. was certified by the Ministry of Land, Infrastructure, Transport and Tourism as an “Excellent Construction Performance Company for FY 2018.”

Yamasa Sangyo Co., Ltd. was certified by the Ministry of Land, Infrastructure, Transport and Tourism as an “Excellent Construction Performance Company for FY 2019.”

Yamasa Sangyo Co., Ltd. received an award from the Organization for Workers' Retirement Allowance Mutual Aid for its work with the Construction Industry Retirement Allowance Mutual Aid System.

Yamasa Sangyo Co., Ltd. received an award from the Osumi Regional Promotion Bureau for construction work to prevent coastal erosion along Shibushi Bay.

Yamasa Sangyo Co., Ltd. upgraded its certification from ISO 18001 to ISO 45001 through the Japan Quality Assurance Organization.

Yusei Mori appointed President and Representative Director of Yamasa House Co., Ltd.

Masanori Sasaki appointed President and Representative Director of Yamasa Holdings Co., Ltd.

Renovated the KTS Housing Fair exhibition center as GRANFECT.

Relocated the Sendai Branch.

Opened the Kanoya Exhibition Center.

Opened KULASIC HOME.

Opened the MBC Yojiro Exhibition Center, Hiyori no Ie.

Opened the Locosu warehouse.

Yamasa House Co., Ltd. was rated aaa (the highest rating) in S&P Global's Japan SME Rating for fiscal 2021 by the Corporate Financial Rating Organization.

Yamasa House Co., Ltd.'s “GRANFECT: House of Bonds” and “House of Kagoshima” both won GOOD DESIGN 2021 awards from the Japan Institute of Design Promotion.

Yamasa Sangyo Co., Ltd. received a commendation from the Ministry of Land, Infrastructure, Transport and Tourism in the disaster recovery support cooperation category for fiscal 2020.

Yamasa Sangyo Co., Ltd. received a commendation from the Ministry of Land, Infrastructure, Transport and Tourism for construction work on pedestrian and bicycle paths in the Masumaru District and other areas.

Yamasa Sangyo Co., Ltd. was recognized by the Ministry of Land, Infrastructure, Transport and Tourism as an Excellent Construction Performance Company for fiscal 2021.

Yamasa Sangyo Co., Ltd. received the FY2021 Kyushu Regional Development Bureau Ministry of Land, Infrastructure, Transport and Tourism Administration Merit Award from the Ministry for an Outstanding Young Engineer and a Company Recognized for Contributions to Disaster Recovery and Related Work.

Yamasa Sangyo Co., Ltd. received the Ministry of Land, Infrastructure, Transport and Tourism Administration Merit Award from the Director of the Regional Office for an Excellent Contractor (construction works category).

Yamasa Sangyo Co., Ltd. received the 2021 Active Builder Bronze Award from Yokogawa System Buildings Corporation.

Yamasa Holdings Co., Ltd. made Only One Co., Ltd. a subsidiary.

Yamasa House opened the KULASIC HOME Yojiro Exhibition Hall.

Yamasa House opened a renovation and home extension showroom.

Yamasa Forestry Co., Ltd. was established.

Yamasa House opened CORRECT HOUSE.

Yamasa House launched its Earthquake-Rebuild Guarantee.

Yamasa House held its 300th Home-Building Exploration Tour.

Yamasa Sangyo Co., Ltd. expanded and renewed the scope of its certification for ISO quality, environmental, and occupational health and safety management systems (9001, 14001, and 45001) through the Japan Quality Assurance Organization.

Yamasa House Co., Ltd. obtained Resilience Certification from the Resilience Japan Promotion Council.

Yamasa Sangyo Co., Ltd. was recognized by the Kyushu Regional Development Bureau of the Ministry of Land, Infrastructure, Transport and Tourism as an Excellent Construction Performance Company for fiscal 2022.

Yamasa Sangyo Co., Ltd. received the 2022 Active Builder Bronze Award from Yokogawa System Buildings Corporation.

Yamasa Sangyo Co., Ltd. received the 2022 Kyushu Regional Development Bureau Ministry of Land, Infrastructure, Transport and Tourism Administration Merit Award for a company recognized for contributions to disaster recovery and related work.

Yamasa House Co., Ltd. was rated aaa (the highest rating) in S&P Global's Japan SME Rating for fiscal 2022 by the Corporate Financial Rating Organization, for the second consecutive year.

Yamasa House Co., Ltd. received the Excellence Award at the 9th Japan Resilience Awards from the Resilience Japan Promotion Council.

Five Yamasa Group companies signed an Agreement to Promote the Use of Timber in Buildings with Kagoshima Prefecture.

Yamasa Sangyo Co., Ltd. made Tonishi Construction Co., Ltd. a subsidiary.

Yamasa Sangyo Co., Ltd. renewed its certification for ISO quality, environmental, and occupational health and safety management systems (9001, 14001, and 45001) through the Japan Quality Assurance Organization.

Yamasa Sangyo Co., Ltd. was recognized by the Kyushu Regional Development Bureau of the Ministry of Land, Infrastructure, Transport and Tourism as an Excellent Construction Performance Company for fiscal 2023, for the third consecutive year.

Yamasa Sangyo Co., Ltd. received a commendation from the Kyushu Regional Development Bureau of the Ministry of Land, Infrastructure, Transport and Tourism for contributors on Marine Day 2023.

Yamasa Sangyo Co., Ltd. received the 2023 Kagoshima Prefecture Civil Engineering Director’s Award (Outstanding Construction) from the Director of the Construction Department, Kagoshima Regional Development Bureau.

Yamasa Sangyo Co., Ltd. received the 2023 Kagoshima Prefecture Construction Department Director’s Award (Outstanding Engineer) from the Director of the Construction Department, Kagoshima Regional Development Bureau.

Yamasa House Co., Ltd.’s “YUTORI CLASS” received the “GOOD DESIGN 2023” award from the Japan Institute of Design Promotion, a public interest incorporated foundation.

Yamasa House Co., Ltd. was recognized for the third consecutive year by the Corporate Financial Rating Organization with S&P Global’s “Japan SME Rating (FY2023), aaa (highest rating).”

Yamasa House opened a Kirishima branch of its renovation and home extension showroom.

Yamasa Sangyo Co., Ltd. was recognized for the fourth consecutive year as an “Outstanding Construction Performance Company for FY2024” by the Kyushu Regional Development Bureau of the Ministry of Land, Infrastructure, Transport and Tourism.

Yamasa Sangyo Co., Ltd. received a letter of appreciation for its disaster support cooperation in FY2024 from the Director of the Construction Department, Osumi Regional Development Bureau.

Yamasa House Co., Ltd. was certified by the Ministry of Economy, Trade and Industry as a “2024 Certified Health & Productivity Management Outstanding Organization (Small and Medium-sized Enterprise Category).”

Yamasa Sangyo Co., Ltd. was certified by the Ministry of Economy, Trade and Industry as a “2024 Certified Health & Productivity Management Outstanding Organization (Small and Medium-sized Enterprise Category).”

Yamasa Sangyo Co., Ltd. was certified by the Small and Medium Enterprise Agency under the “FY2024 Business Continuity Plan (BCP) Business Continuity Enhancement Plan.”

Yamasa House opened a Miyakonojo branch of its renovation and home extension showroom.

Yamasa House made Kukan Design Taniguchi Co., Ltd. a subsidiary.

Yamasa House Co., Ltd. was certified for the second consecutive year by the Ministry of Economy, Trade and Industry as a “2025 Certified Health & Productivity Management Outstanding Organization (Small and Medium-sized Enterprise Category).”

Yamasa Sangyo Co., Ltd. was certified for the second consecutive year by the Ministry of Economy, Trade and Industry as a “2025 Certified Health & Productivity Management Outstanding Organization (Small and Medium-sized Enterprise Category).”

Yamasa Sangyo Co., Ltd. received the 2025 Kyushu Regional Development Bureau Award for Distinguished Service in Land, Infrastructure, Transport and Tourism Administration (Outstanding Young Engineer) from the Ministry of Land, Infrastructure, Transport and Tourism.

Yamasa Sangyo Co., Ltd. received the “Outstanding Member” award from the All Japan Fishing Port Construction Association.

Yamasa House Co., Ltd. received the Special Award in the 2025 Kagoshima Wooden Housing Contest from the Kagoshima Prefecture Wooden Housing Promotion Council.

Yamasa House relocated its Kirishima renovation and home extension showroom.

Yamasa House relocated its Kirishima Branch.

Yamasa Holdings Co., Ltd. signed a Strategic Partnership Agreement with the Hida Itsuki Group to promote the development of facilities based on a regional resource-circulation model in Southern Kyushu.

Yamasa Sangyo Co., Ltd. was certified for the third consecutive year by the Ministry of Economy, Trade and Industry as a “2026 Certified Health & Productivity Management Outstanding Organization (Small and Medium-sized Enterprise Category).”

Yamasa House Co., Ltd. was certified for the third consecutive year by the Ministry of Economy, Trade and Industry as a “2026 Certified Health & Productivity Management Outstanding Organization (Small and Medium-sized Enterprise Category).”

Yamasa Sangyo Co., Ltd. was registered as a “Kagoshima Prefecture SDGs Registered Business Operator.”