ILLEGAL: n g10-f8 on turn 1:
There was no n on g10. The piece on g10 is a e.
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For diagnostic purposes, here is the full movelist:
1. N b1-c3 
1... n g10-f8 
2. C b3-e3 
2... c h8-e8 
3. P a4-b4 
3... n b10-c8 
4. P i4-h4 
4... e h10-f7 
5. N g1-f3 
5... p c7-c6 
6. E h1-f4 
6... p g7-h7 
7. C h3-h7 
7... n f8-h7 
8. E f4-h7 //Check!
8... g e9-e10 
9. E h7-e5 
9... n c8-d6 
10. P e4-d4 
10... n d6-f5 
11. P g4-f4 
11... n f5-h4 
12. C e3-e7 
12... e c10-e7 
13. N c3-e4 
13... c e8-e5 // check!
14. G e2-d3 
14... n h4-f3 
15. R i1-i4 
15... n f3-h2 
16. R i4-i1 
16... n h2-f1 
17. R i1-f1 
17... p i7-h7 
18. P f4-f5 
18... r i10-i3 
19. G d3-d2 
19... c e5-e8 
20. P f5-f6 
20... e f7-i5 
21. P f6-f7 
21... c e8-e4 
22. E c1-e4 
22... e e7-g4 // check!
23. R f1-f4 
23... r a10-a9 
24. R f4-g4 
24... e i5-f7 
25. E e4-c7 //Check!
25... f d10-d9 
26. R a1-a5 
26... f d9-c8 
27. R g4-e4 
27... r a9-e9 
28. E c7-f5 
28... r i3-i2 // check!
29. F d1-e2 
29... c b8-d8 // check!
30. E f5-d8 
30... f c8-d8 
31. R e4-e9 
31... f f10-e9 
32. R a5-a7 
32... f e9-f8 
33. R a7-c7 
33... r i2-e2 // check!
34. G d2-e2 
34... G e2-d2; r-e2 // illegal move!
35. G d2-d1 
35... f d8-c7 // Gxc7
36. pass 
36... f c7-d8; R-a7; r e2-i2; G d1-d2; F-e2 
37. P d4-e4 
37... e f7-h4 
38. R a7-h7 
38... r i2-e2 // check!
39. d2-d3; e2-e4; h7-h10 //Check!
39... g e10-e9 
40. R h10-h9 
40... f f8-f9 
41. R h9-h6 
41... p c6-c5 
42. R h6-c6 
42... p c5-c4 
43. P b4-c4 
43... f f9-e8 
44. R c6-c5 
44... f d8-d7 
45. R c5-c9 
45... f e8-d9 
46. R c9-c5 
46... f d7-d6 
47. resign
In case there is a bug in the code, the settings file can be edited at /play/pbm/play.php?game=Korean+Random+Chess&settings=set1&submit=Edit