楽天的 (らくてんてき) Japanese meaning | KotomoraAn optimistic way of thinking can sometimes overlook risks.
Usage patterns
〈人〉は楽天的な性格だsomeone has an optimistic personality
He has an optimistic personality and bounces back quickly even after failing.
楽天的に考えるto think optimistically about something
I try to think optimistically about the future.
楽天的な見方をするto take an optimistic view (of something)
She's the kind of person who takes an optimistic view of everything.