Notice of Summer Holiday Closure

Thank you for your continued support of Katsura Opto Systems Co., Ltd.

We would like to inform you that our offices will be closed for the summer holidays during the period below.
We apologize for any inconvenience this may cause and appreciate your understanding.

Summer Holiday Closure
Saturday, August 8 – Wednesday, August 12, 2026

Inquiries received during the closure will be handled in order beginning Thursday, August 13.
We apologize for any inconvenience and thank you for your understanding.