to be very determined to get or achieve something
何かを手に入れたり達成したりするために非常に決心する (nanika o te ni iretari tassei shitari suru tame ni hijō ni kesshin suru)
"She has set her heart on becoming a famous singer."
"彼女は有名な歌手になることを強く決意しています。" (Kanojo wa yūmei na kashu ni naru koto o kyōku kessui shiteimasu.)
to volunteer or take initiative for something
to demonstrate affection or gratitude toward someone
to become very emotional because of regret or sadness
to sleep later than usual, especially in the morning
to detect or receive a wireless signal
to make yourself emotionally vulnerable or honest