あいご (romaji aigo)
- 相碁: A match, as when two go players are evenly matched in ability.
- 藍子: A rabbitfish (Siganus fuscescens).
- 愛語: (Buddhism) One of the four brahmaviharas. Specifically, metta (a.k.a. maitri): loving kindness towards all; the hope that a person will be well.
- 愛護: Loving protection.
- 愛護: In kabuki, a type of wig worn as part of the costume for a child character.