This is the 5608th most frequent Japanese word.
こらさ
"こらさ" is a colloquial interjection used in Japanese to express effort or encouragement, similar to "here we go!" or "let's do it!" in English.
こらさ is used as an interjection emphasizing or starting a statement, showing determination.
こらさ、大切なものを忘れないようにしよう。
Well, let's make sure not to forget important things.
こらさ here conveys speaker's agreement or affirmation towards an idea or concept.
彼が言うには、こらさ新しい方法を試してみるべきだと。
He says that we should indeed try the new method.
こらさ is used as an introductory phrase, seeking attention or politeness in initiating a request.