ON/OFF-twins-

ON/OFF duo consists of the Sakamoto (坂本) twins, Naoya (直弥) and Kazuya (和弥). Naoya is older twin brother and Kazuya is younger twin brother.

The duo quietly stopped activity as ON/OFF on January 3, 2015. the older twin was an office worker, while the younger twin was a vocal instructor. The duo was active as Sakamoto Brothers for a limited time on YouTube. 10 years after out of the entertainment field, the twins has returned as ON/OFF-twins- on August 2025.

Instagram:
Naoya: @sakamoto708
Kazuya: @kzy_1121_skmt
YouTube: @坂本ブラザーズ

http://onoff-net.com/