From CloudModding OoT Wiki
Actor 0x016E
ovl_En_Hy
Version VRom VRam Size
Debug 00E26190 00E29BD0 {{{ram-start}}} {{{ram-end}}} 3A40
NTSC 1.0 00E641C0 00E67B00 {{{ram-start}}} {{{ram-end}}} 3940
PAL MQ 00DC69E0 00DCA320 {{{ram-start}}} {{{ram-end}}} 3940

ovl_En_Hy is the Market town npcs.

Debug Rom Notes

ROM: 0xE27120 (2410003E) - Heart Piece from finding Little Richard
ROM: 0xE27128 (2410004D) - Blue Rupee from finding Little Richard subsequent times.