It shows Chest Locations and Contents.
Maps sometimes different from one when that is in progress of main story.
■+Number（orange）＝chest
◆（blue）＝Warp Point
「S」＝Save Point
☆or★＝Exit and Entrance
Map Transition＝Capital Letter
Underground Reservoir
宝箱
[1]Ice Talisman
[2]1340pg
[3]Teleport Stone
[4]Ether×2
[5]Pitchfork
[6]Iron Bangle
[7]Echo Herbs×5
[8]Antarctic Wind×3
[9]Mimic/Bulwark Blade