"Koi wa Question" (恋はくえすちょん) is the 6th single by the Japanese idol girl group Onyanko Club.

This song is considered one of Onyanko Club's most accomplished works.

[1] The song serves as the opening theme song for the 1986-1987 anime television series Anmitsu Hime.

The single's second track "Anmitsu Daisakusen" serves as the show's ending theme.

All lyrics are written by Yasushi Akimoto