Nantofurano Wood Industry Co., Ltd.

1930: Mitsuhashi Taijiro started the lumber business in Soneunai, Horokainai-cho, Ryu-gun, Hokkaido.

1950: Mitsuhashi Wood Industry Co., Ltd. reorganized with capital of 2 million yen: moved headquarters to Shukamura, Horokainai-cho; started civil engineering contracting in addition to lumber.

1967: Acquired Shinkawa City Tado-shi Wood Industry Co., Ltd.; capital 7 million yen; began production of hardwood lumber.

1969: Established Horokainai Wood Industry Co., Ltd. in Horokainai-cho with capital 8 million yen; produced hardwood lumber and opened an oil station.

1971: Established Mitsuwa Co., Ltd. in Shibetsu City with capital 30 million yen; began production of softwood lumber.

1972: Opened Osaka branch in Osaka City.

1973: Moved headquarters to Minamimachi, Shibetsu City; opened Shibetsu plant in Shibetsu City; began production of hardwood lumber; established Sunmei Co., Ltd. in Shibetsu City with capital 48 million yen; produced floor panels, structural panels, and solid panels; started domestic sales and exports.

1974: Acquired Chiba Forestry Co., Ltd. in Nanto-cho; renamed company to Nantofurano Wood Industry; capital 20 million yen; began production of softwood lumber and forest product manufacturing; opened chip plant of Horokainai Wood Industry in Shibetsu City; established Sunkyo Heavy Machinery Co., Ltd. in Shibetsu City with capital 8 million yen; started repair and sales of vehicles and heavy machinery.

1975: Increased capital of Mitsuhashi Wood Industry Co., Ltd. to 50 million yen.

1977: After the death of Mitsuhashi Taijiro, Mitsuhashi Sadahiro became president of Mitsuhashi Wood Industry Co., Ltd.

1979: Acquired Shibetsu Chip Industry Co., Ltd. in Kenbune-cho; acquired Asahi Shin Sangyo Co., Ltd. in Ishikari-gun Ishikari-cho; capital 15 million yen; started production of hardwood lumber and chip plant; began forest product manufacturing.

1981: Participated in capital of Jinnori Industry Co., Ltd. in Fuchu City, Hiroshima Prefecture; capital 48 million yen; sold furniture lumber as part of Mitsuhashi Industry Group (disbanded 2006); moved Shibetsu Chip Industry Co., Ltd. from Kenbune-cho to Nishiokimura Village, Nakagawa-gun; renamed company to Tokiwaki Wood Industry Co., Ltd.; capital 48 million yen.

1982: Acquired Daiseki Industry Co., Ltd. in Tomakomai City; capital 30 million yen; started production of furniture wood, composite wood, and FJ lumber; established joint venture Horokainai Town Forestry Promotion Public Corporation with Mitsuhashi Wood Industry Co., Ltd. in Horokainai-cho; capital 38 million yen; started production of hardwood lumber (disbanded 2003); moved registered headquarters to 4765, Ameyama, Horokainai-cho; moved Mitsuhashi Wood Industry Co., Ltd. Shukamura chip plant to Horokainai-cho; continued chip production.

1986: Opened Asahikawa branch in Naga-ya-cho, Asahikawa City.

1987: Renamed company to Mitsuhashi Industry Co., Ltd.

1989: Kariya Wood Industry Co., Ltd. invested in Daiseki Industry Co., Ltd.; new capital 48 million yen; opened Kyushu branch in Okawa City, Fukuoka Prefecture; acquired Hokkaido Dairy Wood Industry Co., Ltd. in Shikawa-gun Shimokawa-cho; capital 48 million yen; started production of softwood lumber; moved Tado-shi Wood Industry Co., Ltd. from Shinkawa City to Horokainai-cho; renamed company to Hokkaido Oak Co., Ltd.; continued production of hardwood lumber (disbanded 2003).

1992: Merged Tokiwaki Wood Industry Co., Ltd. into Hokkaido Dairy Wood Industry Co., Ltd. and renamed to Hokutoh Mitsuhashi Co., Ltd.; continued production of softwood lumber and chips at Hokkaido Dairy Wood Industry Co., Ltd. Shikawa Factory and Tokiwaki Wood Industry Co., Ltd. Onikifuru Factory; new capital 96 million yen.

1994: Mitsuhashi Sadahiro received the Forestry Merit Award at the 45th Hokkaido Forestry Annual Conference.

1995: Merged Horokainai Wood Industry Co., Ltd. and Asahi Shin Sangyo Co., Ltd.; new capital 56.62 million yen; opened Sapporo branch in Ishikari City; opened pre-cut plant.

1997: Opening of a panel factory in Ishikari City

1998: Opening of a housing department in Sapporo City

2003: Split of the civil engineering and construction division from Mitsuhashi Sangyo Co., Ltd. and establishment of Mitsuhashi Kensetsu Co., Ltd. with a capital of 50 million yen

2004: Mitsuhashi Oh becomes CEO

2007: Mitsuhashi Sangyo Co., Ltd. absorbs Mitsuwa Co., Ltd., Michihashi Co., Ltd., and Sanmei Co., Ltd.; Mitsuhashi Sangyo Co., Ltd. Asahikawa Branch relocates from 3-8 Eryan 3-chome to 2-9 Eryan Kita 2-chome

2009: Mitsuhashi Sangyo Co., Ltd. Kyushu Sales Office moves from Yanagawa City to Saga City

2013: Renovation of the building and machinery at the Hokkaido Kōnai factory of Mitsuhashi Sangyo Co., Ltd.

2019: Upgrade of machinery at the Onikobe factory

2020: Awarded the Hokkaido Industry Contribution Award (Forest Creation Contributor)

2021: Introduction of new plywood and insulation processing machinery at the Sapporo branch; recipient of the Greenery Contribution Award by the Tohoku-Hokkaido Green Promotion Council