Is Hiru based on a book?

Common questions

Is Hiru based on a book?

Yes. Hiru is based on the manga Hiru by Daisuke Imai.

Who wrote the book Hiru is based on?

Hiru was written by Daisuke Imai.

Should I read the book before watching?

If you like knowing the full story and characters first, read Hiru before you watch. Adaptations often change or cut plotlines, so the book is a different experience even if you've seen the TV series.