On July 3, 2025, the online radio station Onsen announced on its official X account that the 8th episode of "Summer Pockets Off-Island Cheering Broadcast" will invite Takamori Nazumi, who voices the character of Kumon Sora, as a guest, and the hosts will be Chiba Shouya, who voices Takahara Hayori, and Hieda Nene, who voices Kushima Ou. The 8th episode is expected to be broadcast on July 14 (Monday), and recruitment emails are currently being sent.
"Summer Pockets Off-Island Support Radio" is an online radio program of the TV animation "Summer Pockets" scheduled to be broadcast in April 2025. This program is based on the "Off-Island Support Declaration" as the core concept, and through the off-island support plan, the work review segment, and the program's original listener letter plan, it will do its best to stir up the topic of "Summer Pockets"! The program will be co-hosted by three voice actors: Chiba Shouya (playing Takahara Haneri), Hieda Ningning (playing Kushima Ko), and Tanaka Aimi (playing Kato Hanmi)!