Wellcome to Ryokuseisha's Homepage, the comprehensive manufacturer of Light buoy, Light Beacon, Wave Activated Generator,radio buoy, radio buoy,Satellite buoy.

+81 3-5644-7950 Japanese

COMPANY GUIDE

COMPANY PROFILE

Name of the Company

RYOKUSEISHA CORPORATION

Address of head office

Nihonbashi Kodenmacho 16-6, Chuo-ku, Tokyo, 103-0001
TEL: +81 3-5644-7950  FAX: +81 3-5644-7953

Established

Established April 3, 1956(Founded in 1951)

Board member

[Representative Director and Chairman]
Yukito Ishii

[Representative Director and President]
Shuichiro Kimura

The capital

13.2 million yen(authorized capital 20 million yen)

Business contents

Consulting, Manufactureing, and supply for Various Aids to Navigation and related equipments(Sealight), Satellite communication buoy, IoT equipments for Marine and Fisheries.(Satellite buoy, monitoring etc.)

Permission · Registration · License

ISO 9001 certified factory, Ｔelecommunications operators (satellite communication), a Member of Japan Aids to Navigation Association(JANA)

Business hours

Weekday 9:00〜17:30
Closed : Saturday · Sunday · Public Holiday

Main bank

MUFG Bank, Ltd. Tsukiji branch,
Sumitomo Mitsui Banking Corporation Tsukiji branch,
Resona Bank,Ltd. Nihonbashi Branch,
The Shoko Chukin Bank，Ltd. Oshiage Branch.
ACCESS

Nearest station

Tokyo Metro Hibiya line "Kodenmacho Station" three minutes by foot.
JR Sobu Line "Bakuro-cho Station" five minutes by foot.
Toei Shinjuku Line "Bakuroyokoyama Station" five minutes by foot.
GROUP COMPANIES

DAINICHISHOUJI Co., Ltd.

[Business]
Ship outfitting work: Floor painting for ships, interior manufacturing and repair, measures against splash infection on board, etc.
Sales of self-leveling materials for ships (U/D ship leveler general agent)
[Location]
Hikoshimadeshimatsucho 3-1-26, Shimonoseki, Yamaguchi
[President and Representative Director]
Yukito Ishii
[Established]
Jan. 1983
[Capital]
JPY 49 Million
[CorporateSite]
https://dainichishouji.co.jp/

DAINICHI Co., Ltd.

[Business]
Sales of building materials for housing, tile work, etc.
[Location]
Hikoshimadeshimatsucho 3-1-26, Shimonoseki, Yamaguchi
[President and Representative Director]
Yukito Ishii
[Established]
Mar. 1949
[Capital]
JPY 20 Million
[CorporateSite]
https://dai2chi.co.jp/

YATOMI KOSAN Co., Ltd.

[Business]
Marine paint repair, etc.
[Location]
Miho771, Shizuoka Shimizu-ku, Shizuoka
[President and Representative Director]
Yukito Ishii
[Established]
Jul. 1987
[Capital]
JPY 20 Million
[CorporateSite]
https://www.yatomi-kosan.co.jp/

NIHON HI-HEAT ENGINEERING LTD.

[Business]
Design, manufacture, and sale of piping equipment for ships and plants
[Location]
Sakaemachidori 2-2-4, Chuo-ku, Kobe, Hyogo
[President and Representative Director]
Yukito Ishii
[Established]
May 1982
[Capital]
JPY 20 Million
[CorporateSite]
https://hi-heat.co.jp

SHINKO Co., Ltd.

[Business]
Stainless steel, tile polishing, kitchen equipment production, etc.
[Location]
Nakahata 1-7-28, Onojo, Fukuoka
[President and Representative Director]
Yukito Ishii
[Established]
Mar. 1972
[Capital]
JPY 10 Million
[CorporateSite]
https://kenma-shinko.co.jp

Harison Sangyo Co., Ltd.

[Business]
Sales of heat exchangers and other marine equipment
[Location]
1-11-5 Hikari-machi, Higashi-ku,Hiroshima, 732-0052 Japan
[Representative Director and Chairman]
Yukito Ishii
[Representative Director and President]
Katsushige Nakato
[Established]
1 Sep. 1975
[Capital]
JPY 10 Million
[CorporateSite]
https://www.harison.jp/

TOZAIKIKI Corporation

[Business]
Manufacture and sales of diesel engine intake and exhaust valves and industrial machine parts, etc.
[Location]
2339-7, TAJIRI,YAIZU-CITY,SHIZUOKA-PREF,425-0052,JAPAN
[Representative Director and Chairman]
Yukito Ishii
[Representative Director and President]
Hitoshi Aoki
[Established]
August, 1941
[Capital]
JPY 98.8 Million
[CorporateSite]
https://www.tozaikiki.co.jp/