\xd5\xcd\x03\x800\x01v\xff\xfe \x0dx\xfe\xf0\xc0.)~#\xb7\xc8\xff\x18\xf9\xfez \x05\xcb\x10\xcb\xd8\xc9\xfed \xda\xcb\x10\xc9KI-YO-SHI!
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
ORG 00000H PUSH DE ;0000 D5 . CALL 08003H ;0001 CD 03 80 . . . JR NC,$+3 ;0004 30 01 0 . HALT ;0006 76 V RST 38H ;0007 FF . CP 00AH ;0008 FE 0A . . JR NZ,$+15 ;000A 20 0D . LD A,B ;000C 78 X CP 0F0H ;000D FE F0 . . RET NZ ;000F C0 . LD L,029H ;0010 2E 29 . ) LD A,(HL) ;0012 7E ~ INC HL ;0013 23 # OR A ;0014 B7 . RET Z ;0015 C8 . RST 38H ;0016 FF . JR $-5 ;0017 18 F9 . . CP 07AH ;0019 FE 7A . Z JR NZ,$+7 ;001B 20 05 . RL B ;001D CB 10 . . SET 3,B ;001F CB D8 . . RET ;0021 C9 . CP 064H ;0022 FE 64 . D JR NZ,$-36 ;0024 20 DA . RL B ;0026 CB 10 . . RET ;0028 C9 . LD C,E ;0029 4B K LD C,C ;002A 49 I DEC L ;002B 2D - LD E,C ;002C 59 Y LD C,A ;002D 4F O DEC L ;002E 2D - LD D,E ;002F 53 S LD C,B ;0030 48 H LD C,C ;0031 49 I DEFB 021H,00AH ;0032 21 0A ! .