Synopsis
Four short spin-off episodes appear on the DVD and Blu‑ray volumes. Episode 1 is よろしくツッチー (Yoroshiku Tsucchi) on Volume 2, Episode 2 is なかよしツッチー (Nakayoshi Tsucchi) on Volume 3, Episode 3 is がんばれツッチー (Gambare Tsucchi) on Volume 4, and Episode 4 is さようならツッチー (Sayonara Tsucchi) on Volume 5.
