He'll be at The Novo which is nearby the Los Angeles Convention Center on Saturday, July 2nd. Thankfully for me, this does not coincide with the Nemophila performance on 7/1/22 which I posted about here.
Fans attending AX will also have access to goods from the "DIM MAK x ONE PIECE" collaboration which includes hoodies designed by Steve, t-shirts, accessories, and skate decks. Items will be available at the Dim Mak booth #3326 in the exhibit hall.
Tickets are $90 for VIP Pit, $60 GA floor, and $30 GA Balcony. You must be 21+ to enter the venue.
Tickets go on sale to the public at 1200 hours on 5/12/22. Tickets are currently on sale for premier fans.
EDIT: general sale is open now. Tickets are available at https://www.showclix.com/event/ax22-1piece-red-sc22-e06/listing
Anime Expo takes place on July 1-4. Tickets are available at https://www.showclix.com/event/ax22-general-registration-sc22r01