Ladybaby will appear on a Nico Live stream with other guests who will be at the Yatsui Festival next week. You can watch the stream for free (first register on Niconico), but premium Nico members can also watch additional content at the end.
When: The stream opens at 20:20 (Japan time), show starts at 20:30. There will be music videos until the main broadcast at 21:00. Arrive early if you are a free member.