Oblige

サービスする

sābisu suru

(to do someone a service or favour (hence, originally, creating an obligation))

世話になる

sewa ni naru

(to be indebted to someone)

世話をする

sewa o suru

(to do someone a service or favour (hence, originally, creating an obligation))

恩義がある

ongi ga aru

(to be indebted to someone)

義務付ける

gimuzukeru

(to constrain someone by force or by social, moral or legal means)