Ko Watahiki is a 29-year-old professional football player from JPN. He currently plays for SC Sagamihara, wearing the number 2 shirt. He plays primarily as a Defender. He stands at 171cm tall and weighs 70kg. His current market value is estimated at 100K .

His most recent move was a from Tegevajaro Miyazaki to SC Sagamihara on 2023-01-09.

Throughout the J2/J3 100 Year Vision League 2026, Ko Watahiki featured in 3 matches, averaging 0.3 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.