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- Semiconducters

- Renesas Electronics Corporation
- Xilinx Corporation
- SII Semiconductor Co., Ltd.
- QuickLogic Corporation
- SEOUL SEMICONDUCTOR CO.,LTD.
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- General electronic components

- TOKIN Corporation
- EM Device Co., Ltd.
- TDK Corporation
- TDK Lambda Corporation
- Kyocera Corporation Electronic Components Business Division
- Kyocera Corporation Semiconductor component organic material business headquarters
- Seiko Instruments Inc.
- Daiichi Electronics Industry Co., Ltd.
- Nittsuko Electronics Co., Ltd.
- Nidec Servo Corporation
- Japan Molex LLC
- Maxell Corporation
- Hayakawa Electric Wire Industry Co., Ltd.
- Iwaki Radio Research Institute Co., Ltd.
- Susumu Industry Co.
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- Display device / module

- Tianma Japan Co., Ltd.
- Kyocera Display Co., Ltd.
- GUNZE Corporation
- Nippon Seiki Co. Ltd.
- NEC
- Atmark Techno Co., Ltd.
- DMC Co., Ltd.
- CITIZEN SYSTEMS CORPORATION