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2026 Summer Anime Roundup: Grand Blue Season 3, Cat and Dragon, and More

The list confirms the summer 2026 anime lineup, with Grand Blue Season 3 leading as a returning comedy-diving series set in Palau.

Reporting from 1 source: ASCII.jp.

2026 Summer Anime Roundup: Grand Blue Season 3, Cat and Dragon, and More

ASCII.jp's 2026 Summer Anime Special Part 7 highlights five titles: Grand Blue Season 3, The Cat and the Dragon, The Strongest Dregs Prince's Secret Imperial Succession Struggle, The Case of the Transfer Student's Pure and Lovely Beautiful Girl Being a Childhood Friend I Used to Play with Thinking She Was a Boy, and X-Men '97. Grand Blue Season 3 premieres July 6.

ASCII.jp's 2026 Summer Anime Special Part 7 introduces five titles airing this season. The returning comedy-diving series Grand Blue Season 3 moves the action to Palau, where Iori Kitahara helps at a diving shop branch. The other four titles are new adaptations or imports: The Cat and the Dragon, The Strongest Dregs Prince's Secret Imperial Succession Struggle, a long-titled romance comedy, and X-Men '97. Grand Blue Season 3 begins July 6 on TOKYO MX and other networks.

  • Grand Blue Season 3: Premieres July 6; story moves to Palau
  • The Cat and the Dragon
  • The Strongest Dregs Prince's Secret Imperial Succession Struggle
  • The Case of the Transfer Student's Pure and Lovely Beautiful Girl Being a Childhood Friend I Used to Play with Thinking She Was a Boy
  • X-Men '97

Synthesized by Yomimono from the 1 cited source below, including Japanese-language reporting where cited, then editorially reviewed before publishing.

Sources