Yohei Komatsu, better known by his ring name YOH, is a Japanese professional wrestler. He is signed to New Japan Pro-Wrestling (NJPW), where he is a member of the Chaos stable.

After returning from his excursion, he was a part of the junior heavyweight tag team Roppongi 3K, along with Sho. The tag team were five-time IWGP Junior Heavyweight Tag Team Champions and three-time Super Junior Tag League winners. Additionally, Yoh is a one-time NEVER Openweight 6-Man Tag Team Champion (alongside Hirooki Goto and Yoshi-Hashi) and won the Super Junior Tag League with Lio Rush.

He has previously also worked for the American promotion Ring of Honor (ROH) and Mexican promotion Consejo Mundial de Lucha Libre (CMLL). In the latter promotion, he was known under the ring name Fujin, named after the Japanese God of the wind, and was part of La Ola Amarilla ("the Yellow Wave") alongside Okumura, Kamaitachi and Raijin (the name Sho worked under in Mexico).