Fics like Second Wind: Rising Sun

The Koshien dream has been won, but for Sawamura Eijun, the world stage is calling. Japan’s "National Empire" has arrived—an elite super-team where former rivals like Narumiya Mei and Hongo Masamune must now fight as brothers. Standing among kings, Sawamura is no longer the underdog; he is the "True Ace" proving his Numbers can dominate the globe.

You may also like

1. The Trajectory of Laughter by PKSamurai (ダイヤのA | Daiya no A | Ace of Diamond)
2. The person behind the ace number by xxhikarii (ダイヤのA | Daiya no A | Ace of Diamond)
3. Swallowed by the Big(Golden) Bright Sun by Slayhundred (ダイヤのA | Daiya no A | Ace of Diamond, Haikyuu!!)
4. (Country Roads, Take Me) Home for the Holidays by Carochinha (ダイヤのA | Daiya no A | Ace of Diamond)
5. The Tales of one Sawamura Eijun by Mocheetah (ダイヤのA | Daiya no A | Ace of Diamond)
6. Second Wind: LAST DANCE by itsmehay (ダイヤのA | Daiya no A | Ace of Diamond)
7. The path we walk by WindsOfTime (ダイヤのA | Daiya no A | Ace of Diamond)
8. Where The Path Leads - A Daiya no Ace AU by u_jssmbcl (ダイヤのA | Daiya no A | Ace of Diamond)
9. Unexpected by Poof_ImGone (ダイヤのA | Daiya no A | Ace of Diamond)
10. Extra Inning by Karmasprings (ダイヤのA | Daiya no A | Ace of Diamond)
11. The Legendary Ace System by Shalalarox_01 (ダイヤのA | Daiya no A | Ace of Diamond)
12. Second Wind by itsmehay (ダイヤのA | Daiya no A | Ace of Diamond)
13. Round The Bases Once More by Charlows_Corner (ダイヤのA | Daiya no A | Ace of Diamond)
14. The Genius Who Chose the Mound by Acejunn_kunnn (ダイヤのA | Daiya no A | Ace of Diamond)
15. Unexpected Chances by Karmasprings (ダイヤのA | Daiya no A | Ace of Diamond)
16. Restart by Beginner9to5 (ダイヤのA | Daiya no A | Ace of Diamond)
17. You Belong With Me by ria_green (Haikyuu!!, Free!, more)
18. The Ace Return by IchiBerry22 (ダイヤのA | Daiya no A | Ace of Diamond)
19. 18.44m Away From Greatness by daiya_no_elle (ダイヤのA | Daiya no A | Ace of Diamond)
20. As You Are by Aka_Karasu (ダイヤのA | Daiya no A | Ace of Diamond)