The Shop (ショップ) is where you can buy things with your currency.
Interface
華霊石購入
Purchase Flower Stones.
You can buy flower stones with DMM points. They expire in 180 days.
スタミナ回復
Restore Stamina.
Restore stamina with 1 flower stone. The restored amount equals your max stamina; it stacks with your current stamina. For example, say your stamina is 75/200. You'd restore 200 stamina and end up with 275/200.
レイドポイント回復
Restore Raid Points.
Restore all of your raid points with 1 flower stone. Does not overflow like stamina and no points can be restored if they are at full capacity.
キャラクター所持数拡張
Character Possession Expansion.
Lets you store 5 more characters on the Character Management screen with 1 flower stone.
装備アイテム所持数拡張
Equipment Item Possession Expansion.
Lets you store 5 more equipment/Forge Fairies on the Equipment screen with 1 flower stone.
スゴウデ庭師への依頼状
Written Request to a Masterful Gardener.
Lets you buy this currency required for buying certain Garden props. It costs 100 DMM Points (Not available on mobile version).