For inquiries or information

TEL: +81-80-1928-8778

(売り込み営業、返信情報なしの利用は厳禁です。

Sales pitches and/or use without reply information strictly prohibited.)

Business hours

9:00 ~ 17:00 (Monday ~ Friday)

機能の足し算は改善方法の一つ A simple way to improve by adding two functions

省エネ大賞受賞技術開発の軌跡 (5)
第1章 もったいない無駄と必要な無駄
1.1 夜の停電とタイマー付き照明の自作
Trajectory of Energy Conservation Grand Prize-winning Technology Development (5)
Chapter 1 Wasteful Waste and Necessary Waste
1.1 Power Outage at night and Lighting with a timer of my own making