Tohoku Pacific Coast Earthquake (Report No.9)


This is a report on the status of restoration work as of 16:00PM, March 22. 1. Status of damage and restoration work at ROHM The following provides a damage and a status of restoration report for ROHM Group production sites whose operations have been suspended. An announcement will be made as soon as possible regarding any scheduled restoration of operations.

OKI Semiconductor Miyagi Co., Ltd.

Address 1 Okinohira, Ohira Village, Kurokawa County, Miyagi 981-3603
Products LSI
Status Although the electric power supply has been resumed, the industrial water supply has not yet to be fully restored as of today. The restart of the operation is underway; as soon as the infrastructure is reestablished, we will resume our operation. In addition, a substitute production system is being formulated at the ROHM Kyoto main factory and ROHM Hamamatsu Co., Ltd. Efforts are being made to maintain a supply system that will fulfill customers orders.

ROHM Tsukuba Co., Ltd.

Address 10 Kitahara, Tsukuba City, Ibaraki 300-3293
Products Transistors, diodes
Status As the industrial water supply has restored, the purified water facility has been initiated to restart. We continue to make efforts toward restration scheduled of April 1. Further more, thanks to the formulation of a substitute production system at ROHM Wako Devices Co., Ltd. and ROHM Apollo Devices Co., Ltd., a supply system is maintained to fulfill customer orders.

1. Effects of Scheduled Power Outages in East Japan

The following ROHM Group locations are subject to scheduled electric power outages in the East Japan region as of today.

  • Production  OKI Semiconductor Co., Ltd. (Hachioji City, Tokyo)
  • Development  ROHM Yokohama Technology Center (Kohoku-ku, Yokohama)
  • Sales  Yokohama Business Center (Kohoku-ku, Yokohama)  West Tokyo Business Center (Hachioji City, Tokyo)  Takasaki Sales Branch (Takasaki City, Gunma)

Service problems in the transportation network have hampered the commuting schedules of some employees, however, operations are continuing at all locations as much as possible with necessary adjustments.

Not affected by scheduled power outages of the Tohoku Electric Power Company.