ありがたがらなければならない【有り難がらなければならない】
arigatagaranakereba naranai
1. Must be grateful.; Must appreciate.
Adjective
#891582
1. Must be grateful.; Must appreciate.
1. thank you; thanks
1. I see; that's right
1. to show signs of being; to feel
2. to behave as if one were; to pretend
1. handle; grip
2. stalk (of a mushroom, leaf, etc.)
1. grateful; thankful