mitsuyaku o musubuto make a secret agreement with

Kare no hana no saki kara pin to tsuppatteiru nagai hige o biribiri to furuwasete hijō ni waratta.He stuck out his whiskers and laughed so hard that they trembled.

Jibun ni wa totemo dekinai shigotoda.It's work that I could not possibly do.

retsugo saisubordinated debt