How many movies have Sosuke Higashimura and 須田理夏子 collaborated on?

They have worked on 2 movies together! Their first movie together was ヒロインピンチオムニバス22 炎聖神 ガルーディア (2018) and was their highest rated movie together. They have not worked together since 新・ヒロイン危機一髪!!14 美星女戦士セーラーセイザース (2018).