Hoshimachi Suisei (星街すいせい) is a female Virtual YouTuber who makes content in Japanese. She is associated with hololive. Suisei is a modest, multitalented singer and aspiring idol who is among the more level-headed members of hololive, though Suisei also has a childish streak. Her birthday is 22 March. Her height is 160 cm. She weighs 43 kg. Her zodiac sign is Aries.