0 Goshitsu no Kyaku

  • Title: 0号室の客

  • Title (romaji): 0 Goshitsu no Kyaku

  • Also known as: Guest in Room 0

Set in a city hotel called Point, where there is a strange "Room 0" that can reveal one's "grade" as a human being. Various guests with different circumstances visit the room, hoping to determine their own worth. -Tokyograph

No trailer or CM

OAL: Had to watch with Spanish subtitles but I enjoyed it, cute and the main thing I love this for is it introduced me to This arashi song

Found on youtube