Tsukuba Forum 2024
New Challenges of Access Network for Social Transformation
Zentsukyo
Japan Telecommunications Equipment
and Materials Manufacturers Cooperative Association
Asakuraseisakusho Co, Ltd 
OTANI KOGYO CO., LTD.
Sankosha Corporation
Taiei Seisakusho Co.,Ltd.
Takacom Corporation
Takachiho Sangyo Co.,LTD
TERADA Co., Ltd.
TOMEI TSUSHIN KOGYO CO.,LTD
NAGAMURA MANUFACTURING CO.
NISSHIN ELECTRIC CO.,LTD.
HACHIKO ELECTRIC CO.,LTD.
MASARU INDUSTRIES,LTD.
MSK Technologies Co.,Ltd.
WATANABE CO. ,LTD
From mold development to product planning, design, and manufacturing, most of the manufacturing process is integrated production in-house
Watanabe Seisakusho is celebrating its 112th anniversary this year by manufacturing products.
This time, we introduce solutions and optical end box.