マイブーム

noun

current personal obsession; personal fad

A wasei-eigo term for something one is currently really into, often a hobby, food, or activity. Casual and often used self-deprecatingly or playfully.

wasei-eigo (Japanese-coined English), from my boom

• 最さい近きんのマイブームは、朝あさにスムージーを作つくることです。

  My current obsession is making smoothies in the morning.

• 彼かの女じょのマイブームは、昭しょう和わの歌か謡よう曲きょくを聴きくことらしい。

  Her current kick seems to be listening to Showa-era pop songs.