Commitment to Quality, Sustained for Over a Century

The history of Energywith is intertwined with more than 100 years of battery innovation.
Throughout changing eras—company names evolving, businesses integrating, and new challenges emerging—we have remained steadfast in our mission:
to support society through the manufacturing and supply of storage batteries.

Our long history is more than a simple timeline.
It is a testament to the trust placed in us by our customers, and to the expertise and uncompromising dedication to quality that we have refined over generations.

Drawing on the experience and achievements we have built,
we will continue moving forward together with energy, carrying reliability and trust into the future.

1916

Nihon Storage Battery Manufacturing Co., Ltd. was established in Tokyo and began manufacturing and sales of lead acid batteries.

1917

Kobe Electric Machinery Co., Ltd. was established in Kobe.

1942

Kobe Electric Machinery Co., Ltd. opened Moriguchi Works in Osaka.

1949

Kobe Electric Machinery Co., Ltd. was listed on the Osaka Securities Exchange.

1960

Hitachi, Ltd. took a stake in Nihon Storage Battery Manufacturing Co., Ltd. whereby joining Hitachi Group.

1961

Nihon Storage Battery Manufacturing Co., Ltd. was listed on the Second Section of the Tokyo Stock Exchange and the Osaka Securities Exchange.

1962

Nihon Storage Battery Manufacturing Co., Ltd. opened Saitama Works in Fukaya, Saitama.

1963

Nihon Storage Battery Manufacturing Co., Ltd. entered a business alliance with Hitachi Chemical Co., Ltd.

1966

Hitachi Chemical Co., Ltd. made a capital investment in Kobe Electric Machinery Co., Ltd. Nihon Storage Battery Manufacturing Co., Ltd., together with Hitachi Chemical Co., Ltd., established a sales company, Hitachi Battery Sales Co., Ltd. (later Hitachi Battery Sales Service Co., Ltd., now Energy Systems Service Japan Co., Ltd.).

1967

Nihon Storage Battery Manufacturing Co., Ltd. moved Tokyo Works manufacturing to Saitama Works.

1969

Nihon Storage Battery Manufacturing Co., Ltd. and Kobe Electric Machinery Co., Ltd. were merged and Shin-Kobe Electric Machinery Co., Ltd. was established.

1972

Shin-Kobe Electric Machinery Co., Ltd. listed shares on the First Section of the Tokyo Stock Exchange and the Osaka Securities Exchange.

1982

Shin-Kobe Electric Machinery Co., Ltd. opened Nabari Works and moved operation of Moriguchi Works to Nabari Works.

1982

Shin-Kobe Electric Machinery Co., Ltd. opened Nabari Works and moved operation of Moriguchi Works to Nabari Works.

1987

CSB Battery Co., Ltd. was established.

1989

Shin-Kobe Electric Machinery Co., Ltd. opened Saitama Research Laboratory (now the Research Building of the Saitama Works).

2012

Shin-Kobe Electric Machinery Co., Ltd. became a wholly owned subsidiary of Hitachi Chemical Co., Ltd.

2015

CSB Battery Co., Ltd. (now CSB Energy Technology Co., Ltd.) became a consolidated subsidiary of Hitachi Chemical Co., Ltd.

2016

Shin-Kobe Electric Machinery Co., Ltd. was merged with Hitachi Chemical Co., Ltd.

2017

Thai Storage Battery Public Company Limited (now Thai Energy Storage Technology Public Company Limited) became a consolidated subsidiary of Hitachi Chemical Co., Ltd.

2020

Showa Denko K.K. acquired Hitachi Chemical Co., Ltd. as a consolidated subsidiary. Company name was changed to Showa Denko Materials Co., Ltd. (now Resonac Corporation).

2021

Energywith Co., Ltd. succeeded the energy storage devices and systems business from Showa Denko Materials Co., Ltd.

2025

AP78 Co., Ltd., funded by Sustainable Battery Holdings Co., Ltd., the parent company of Energywith, completed a tender offer for the shares of Furukawa Battery Co., Ltd.