•Must have purchased one of the following eligible items:
☆ SUMMER SONIC official merchandise purchased at the venue or through pre-sales worth 1500 yen or more (T-shirts, towels, hats, etc.).
☆ Artist merchandise sold at the venue worth 1500 yen or more.
☆ Eligible artist products purchased at the HMV booth inside the Makuhari Messe venue (CDs, vinyl records, cassette tapes, DVDs, etc.). Note: If you purchase eligible items at the HMV booth, please bring the receipt along with you.
How to Participate
•Starting at 6:00 PM on Thursday, August 15, you can apply for a digital participation ticket via the SUMMER SONIC 2024 autograph session dedicated LINE account.
•The application will close as soon as the planned distribution number of each artist is reached. Please make sure to bring the above-mentioned eligible items you purchased to the autograph session. Even if you have a participation ticket, you cannot participate in the autograph session without the eligible items. Note: If you purchase eligible items at the HMV booth, please bring the receipt along with you. (Receipts are not required for official merchandise or artist merchandise purchases.)
•One electronic participation ticket will be distributed per eligible item. Note: If you cannot display the electronic participation ticket due to issues such as your smartphone's battery running out, you will not be able to participate in the autograph session.
•Starting 15 minutes before the start time of each autograph session, participants will line up at the autograph session booth in Hall 5 inside the Makuhari Messe venue. Please be sure to bring your smartphone with the digital participation ticket and the eligible items. Customers without a participation ticket cannot participate in the autograph session even if they line up. You may not be able to participate if you do not gather and line up before the start time of the autograph session.
Items Eligible for Autographs
•The items eligible for autographs are the Summer Sonic official merchandise, artist merchandise purchased at the venue, and CDs or DVDs purchased at the HMV booth. Other items brought from outside the venue are not eligible. Only one item per person can be signed. Autographs on worn T-shirts or clothing are not allowed.

•Photography and recording during the autograph session are strictly prohibited. Taking pictures with artists is not allowed.
•Please store all belongings other than the eligible items and participation tickets.
•The autograph session time is limited. Artists cannot sign personal names, dates, etc. other than their signature. Once finished, please proceed promptly to the exit.
•Giving gifts to artists is strictly prohibited.
•If you do not follow the staff's instructions, you will be denied participation in the autograph session. Please understand that the session may be temporarily suspended or canceled.
•The autograph session is designed to allow as many people as possible to participate within the limited time. We appreciate your cooperation to ensure a pleasant experience for everyone.
•The autograph session timetable may change suddenly on the day. Please understand in advance.
•Due to artists' schedules, the autograph session may be suddenly canceled on the day. In that case, refunds or returns of Summer Sonic official merchandise, artist merchandise, or eligible artist CDs or DVDs purchased at the HMV booth are not possible.
•Those without a ticket for Summer Sonic Tokyo on the specified dates cannot participate in the autograph session even if they have a participation ticket.
•The session may end earlier than the scheduled time. If you do not gather and line up before the scheduled start time, you may not be able to participate.