
Quick answer — Satoru Kuwabara worked on Gargantia on the Verdurous Planet OVA (Theme Song Arrangement), Ensemble Stars! (Music Producer), Ooya-san wa Shishunki! (Music Producer).
Satoru Kuwabara worked on Gargantia on the Verdurous Planet OVA (Theme Song Arrangement), Ensemble Stars! (Music Producer), Ooya-san wa Shishunki! (Music Producer).