I think this is the first time in anime I see a good chess score sheet.

2025-09-20-00:05:15-+0100-0000.jpg

It’s a shame we didn’t get the full game.

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 Nc6 7. O-O Bxc3 8. bxc3 d6 9. Nd2 b6 10. Nb3 e5 11. f4 e4 12. Be2 Qd7 13. h3 Ne7 14. Qe1 h5 15. Bd2 Qf5 16. Kh2 Qh7 17. a4 Nf5 18. g3 a5 19. Rg1 Nh6 20. Bf1 Bd7 21. Bc1 Rac8 22. d5 Kh8 23. Nd2 Rg8

Lichess study: https://lichess.org/study/umb3Fsyi

The game just before the ending looks like it could have been an Italian Game.

2025-09-20-00:05:15-+0100-0001.jpg

Assuming it is black to play (because it is black to play after we hear two moves), the FEN is:

r2qk2r/ppp2ppp/1bnp1n2/4p1Nb/2B1P3/2NPBP2/PPPQ2PP/R3K2R b KQkq - 0 1