Kono Sankaku Love Come wa Shiawase ni Naru Gimu ga Aru.この△ラブコメは幸せになる義務がある。 ; Kono △ Love Come wa Shiawase ni Naru Gimu ga Aru. ; Kono Sankaku Love Kome ha Shiawase ni Naru Gimu ga Aru. ; This Triangle Romcom Has a Duty to Be Happy. ; This Triangle Romantic Comedy Has the Obligation to Make Everyone Happy.