Compilation of various Aki Irie one-shots, 4-koma, and other extra material published between 2009 and 2022.

The stories are collected in the following order:
1. Harukoma [ 春駒 ]; Harta vol.6 (2013)
2. Matsu no Ki wa Tokiori Mesameru [ 松の木は時折目覚める ]; Slender Fellows!
3. Tabi no Ouji [ 旅の王子 ];...