Quick answer — SPYAIR worked on Gintama: THE VERY FINAL (Theme Song Performance), Gintama Season 2 (Theme Song Performance), Gintama Season 2 Part 2 (Theme Song Performance) and 4 more anime.
SPYAIR worked on Gintama: THE VERY FINAL (Theme Song Performance), Gintama Season 2 (Theme Song Performance), Gintama Season 2 Part 2 (Theme Song Performance), Gintama: The Final Chapter - Be Forever Yorozuya (Theme Song Performance), Gintama: Yorinuki Gintama-san on Theater 2D (Theme Song Performance), Samurai Flamenco (Theme Song Performance), Blue Miburo (Theme Song Performance).
