Masatoshi Mizobata

Chief Administrative Officer at OSG CORPORATION CO., LTD.

Net worth: 98 890 $ as of 2026-06-29

58 year

12 connections

Producer Manufacturing

Consumer Non-Durables

Distribution Services

Profile

Masatoshi Mizobata is Chairman at Ouai Water-Based Environmental (Suzhou) Technology Co., Ltd. since 2017.
Holds the position of Director & General Manager-Administration at OSG Corp.
Co., Ltd. (6757) starting 2026.
Serves as Director at water*net Corp.
since 2007.
Serves as Director at OSG Water Tech Co., Ltd. since 2016.
Serves as Director at GAT Kenkyujo KK since 2000.
Formerly President & Representative Director at OSG Communications Co., Ltd. from 2017 to 2021.
Former Representative Director at Oasis Water Co., Ltd.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
OSG CORPORATION CO., LTD. 0.36%	2026-04-23	19,672 ( 0.36% )	98 890 $	2026-06-29

Masatoshi Mizobata active positions

Companies	Position	Start
OSG CORPORATION CO., LTD.	Chief Administrative Officer	2026-03-31
GAT Kenkyujo KK	Director/Board Member	1999-12-31
waternet Corp. waternet Corp. Beverages: Non-AlcoholicConsumer Non-Durables Manufactures and distributes pasteurized water; provides water purifier rental services	Director/Board Member	2007-08-31
OSG Water Tech Co., Ltd. OSG Water Tech Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures water treatment equipment	Director/Board Member	2009-01-31
Ouai Water-Based Environmental (Suzhou) Technology Co., Ltd.	Chairman	2017-08-31

All active positions of Masatoshi Mizobata

Former positions of Masatoshi Mizobata

Companies	Position	End
OSG Communications Co., Ltd. OSG Communications Co., Ltd. Wholesale DistributorsDistribution Services Engages in sale of electrolytic hydrogen water generators	President	2021-02-01
Oasis Water Co., Ltd.	Director/Board Member	-

See the detail of Masatoshi Mizobata's experience

Experiences
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Private companies

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Executives

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Linked companies

Private companies	7
OSG Corp. Co., Ltd. (6757) OSG Corp. Co., Ltd. (6757) Industrial MachineryProducer Manufacturing Engages in the manufacturing and sale of water products & purifying equipment	Producer Manufacturing
waternet Corp. waternet Corp. Beverages: Non-AlcoholicConsumer Non-Durables Manufactures and distributes pasteurized water; provides water purifier rental services	Consumer Non-Durables
OSG Water Tech Co., Ltd. OSG Water Tech Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures water treatment equipment	Producer Manufacturing
Ouai Water-Based Environmental (Suzhou) Technology Co., Ltd.
GAT Kenkyujo KK
Oasis Water Co., Ltd.
OSG Communications Co., Ltd. OSG Communications Co., Ltd. Wholesale DistributorsDistribution Services Engages in sale of electrolytic hydrogen water generators	Distribution Services