Items

Items are collected as rewards from playing lives, event rewards, login bonuses, or given by Chronus as special presents.

Evolution Items
These items are used to evolve members in evolving lectures. Each has its own rarity, which determines how many of it you will need to evolve a card. You may earn them by either using event points or performing lives.


 * SeedOfSound Icon.png Seed of Sound: ★
 * LeafOfSound Icon.png Leaf of Sound: ★★
 * BudOfSound Icon.png Bud of Sound: ★★★
 * FlowerOfSound Icon.png Flower of Sound: ★★★★
 * CrystalOfSound Icon.png Crystal of Sound: ★★★★★

Item to Evolving N Card
 * SeedOfSound Icon.png Seed of Sound: ★ 6X

Item to Evolving R Card
 * SeedOfSound Icon.png Seed of Sound: ★12X
 * LeafOfSound Icon.png Leaf of Sound: ★★ 6X
 * BudOfSound Icon.png Bud of Sound: ★★★ 1X

Item to Evolving SR Card
 * LeafOfSound Icon.png Leaf of Sound: ★★ 12X
 * BudOfSound Icon.png Bud of Sound: ★★★ 6X
 * FlowerOfSound Icon.png Flower of Sound: ★★★★ 1X

Item to Evolving UR Card
 * BudOfSound Icon.png Bud of Sound: ★★★ 12X
 * FlowerOfSound Icon.png Flower of Sound: ★★★★ 6X
 * CrystalOfSound Icon.png Crystal of Sound: ★★★★★ 1X

Strengthening Items
These items can be used to perform strengthening lessons. They can be obtained by performing lives during Strengthening Program Time, as event rewards, from the rare item drops in bit festa events, from friend pt gacha, or from the premium shop.


 * StrengthProgC Icon.png Strengthening Program C: Gives the strengthened member 1000 EXP
 * StrengthProgB Icon.png Strengthening Program B: Gives the strengthened member 3000 EXP
 * StrengthProgA Icon.png Strengthening Program A: Gives the strengthened member 9000 EXP
 * StrengthProgS Icon.png Strengthening Program S: Gives the strengthened member 15000 EXP
 * SkillMic Icon.png Skill Up Mic: When used, there is a chance for the strengthened member's skill level to increase.
 * SkillMic+ Icon.png Skill Up Mic+: When used, there is a higher chance for the strengthened member's skill level to increase.

Stamina Recovery Items
These items are used to recover stamina so you can play more songs. They can be obtained by performing lives during Strengthening Program Time while a bit festa event is in progress, as event rewards, from the rare item drops in bit festa events, from friend pt gacha, or from the premium shop.


 * EnergyBullLow Icon.png Energy Bull Low: Restores 10 stamina
 * EnergyBullHigh Icon.png Energy Bull High: Restores 20 stamina
 * EnergyBullEX Icon.png Energy Bull EX: Restores 30 stamina

Gacha Tickets
Gacha tickets are used to perform gacha pulls. Each will give you one card. They can be obtained as event rewards or by completing achievements (homework) in the class journal.

They expire after 15 days of ownership.


 * SRGachaTicket Icon.png SR Gacha Ticket: Pulls for an SR card
 * URGachaTicket Icon.png UR Gacha Ticket: Pulls for a UR card
 * SRGachaTicketPlus Icon.png SR Ticket Plus: Gives a 70% chance of getting an SR and 30% of getting a UR card.
 * URGachaTicketMini Icon.png UR Ticket Mini: Get eight and you can swap them for a UR ticket. (no expiry)

Level Limit Breakers
The level limit breakers can be used to increase the maximum level of a evolved card. There is a unique item for each of the eight girls which can only be used on their cards. They can be obtained from item roulette in the premium shop, as event rewards or as login bonus.

R cards gain 10 levels per item, SR cards gain 5 levels per item, and UR cards gain 2 levels per item.

There is a maximum 10 level increase on a card.

Other Items

 * RoomExpansion Icon.png Room Expansion: Increases the member limit by 5 (obtained as event rewards or by completing achievements (homework) in the class journal).