Motonobu Hori Image via Anime Expo Tatsuya Saito Image via Anime ExpoMARRIAGETOXIN director Motonobu Hori and Bones Film producer Tatsuya Saitō took to the stage at Anime Expo for an exciting panel celebrating the action-romcom MARRIAGETOXIN . What was it about the MARRIAGETOXIN manga that made each of you want to adapt it to animation? Tatsuya Saitō : Hori and I have worked together several times now. Motonobu Hori : At one point, Saito thought action scenes were my weak point. Tatsuya Saitō : That's true.