Hakanai (儚井) is a character that has yet to appear in anything. She is an upbeat high school girl.
Hakanai has bright brown, wavy hair with an ahoge and orange eyes with white pupils. She wears a black sailor fuku outfit with black socks and a pair of gray loafers.
Hakanai is a lively sophomore and the school light club president. However, she hardly participates in the activities.
Not much is known about her.
Up to this day, Hakanai has only appeared in some of Deep-Sea Prisoner´s illustrations.
Hakuchu is in love with Hakanai. It is currently unknown if this feeling is reciprocal.
- Her name translates to "Transient" or "Ephemeral".