Biography
One of the protagonist's love interest in episodes 6-8. She is a fake character created by Ozu. The letter exchange was a prank but Ozu got bored of it. Akashi took Ozu's place in writing the letters
Appearances
Keiko Higuchi FAQ
What anime is Keiko Higuchi from?
Keiko Higuchi is a character in The Tatami Galaxy.
Where can I watch Keiko Higuchi?
Open the The Tatami Galaxy page for licensed streaming links and the full episode list.