Tsuribaka Nisshi (釣りバカ日誌, "Fishing Nut's Diary") is a Japanese fishing-themed manga series written by Jūzō Yamasaki and illustrated by Kenichi Kitami.

It has been serialized in Shogakukan's seinen manga magazine Big Comic Original since 1979.

One day Hama-chan meets and befriends an older fisherman named Su-san, who turns out to be Ichinosuke Suzuki, the CEO of the "Suzuki Construction" company that Hama-chan works for.

The stories tend to focus on their relationship inside and outside of the office.

The following are lists of the films and the regular cast members.