Tentama Holdings Co., Ltd.

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Basic information

BASIC

Head office: 1023-1 Kitakata, Iida City, Nagano Prefecture, Tentama Head Office Building TEL.0265-25-8155 (Main)
Chief executive: Yuu Nohara
Capital: 1,101,387,504 　(11 100 million)
Employees (non-consolidated): 69 people
Employees (consolidated): 3,747 people
Start date: 1949-02-18
End date

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Websites

1 DOMAINS

https://watahan.co.jp/

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Business

7

Overall group management strategyPlanning of new businessesSupervision and management of group businessesAdministrative operations within the groupRetail businessConstruction businessTrade business

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Related companies

34 COMPANIES

Company name	Group	Parent	Subsidiary	Customer	Supplier	Alliance	Bank	Shareholder
WATAHAN DE MEXICO Group Customer
SUEI Forest Industry Co., Ltd. Group Customer
Menpan Kids School Co., Ltd. Group Customer
Watahan Home Aid Co., Ltd. Group Customer
Watanabe Sanhira Trading Co., Ltd. Group Customer
Watanabari Forestry Co., Ltd. Group Customer
Social Welfare Corporation Wapan Nohara Shakuen-kai Group Customer
Watahan Intec Group Customer
Watahan Wood Power Co., Ltd. Group Customer
Watanabe Solutions Inc. Group Customer
Watanabe Trading Co., Ltd. Group Customer
Watanhan Farm Co., Ltd. Group Customer
Kamoso Animal Hospital Ltd. Group
Watanabe J-Mart Inc. Group
Yamahan Intec Co., Ltd. Group
Yamahan Dotcom Co., Ltd. Group
Watenhan Fresh Market Co., Ltd. Group
Watanabe Real Estate Co., Ltd. Group Subsidiary
Watanabe Building Materials Co., Ltd. Group Customer
Watahan Dot Com Group Customer
Ligna Corporation Group Customer
Mantenbari Forestry Co., Ltd. SH Group Customer
Cotton Half Homes Co., Ltd. Group Customer
Watanabe Partners Co., Ltd. Group Customer
Komoro Animal Hospital Group Customer
Daioyo Co., Ltd. Group Customer
株式会社綿半林業の家 Group Customer
Senbana Real Estate Group Customer
株式会社綿半リゾート Group
Sumitomo Mitsui Banking Corporation Bank
Mitsubishi UFJ Bank Ltd. Bank
Hachijuni Nagano Bank, Ltd. Bank
Nagano Prefecture Credit Agricultural Cooperative Federation Bank
Iida Shinkin Bank Bank

Names without a link are companies not yet registered in OpenBizGraph

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Network

NETWORK

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History

2 EVENTS

1949-02-18

Company established on February 18, 1949.

1949-02-18

Company establishment: February 18, 1949

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News

1 ARTICLES

2026-06-17

16th Hometown Pride Painting Competition Call for Entries

The Menpaku Group is holding a painting competition for preschool children to middle school students, where participants depict the scenery of their hometown. The application period is until September 30, 2026, and all applicants will receive an original sketchbook. The作品 must be unpublished and can be created with any art materials.

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