100 Nichi Go ni Shinu Wani100 Nichi Go ni Shinu Wani.

100 Nichi Go ni Shinu Wani (100日後に死ぬワニ; "A Crocodile Who Will Die in 100 Days") is a Japanese web manga series written and illustrated by Yuuki Kikuchi. It is also well known as the abbreviated "100 Wani". The series, which depicts an anthropomorphic crocodile's last 100 days before his death, was self-published on Twitter between December 2019 and March 2020.