マストだった
masutodatta
1. Had to; Must have been
★ Common
Noun
#454844
1. Had to; Must have been
1. If it were necessary; If it had to be
1. mast (of ship)
1. necessary; indispensable
1. If/when one wakes up; When awakened
1. If/when increasing; If/when adding
1. Essential; Necessary
1. Must-do; Essential
1. If/when deceived; If/when tricked
1. If/when encouraged; When encouraging