泡波の花 || Flowers on the Foamy Waves

Vocals: 櫻井アンナ (Anna Sakurai)
Lyrics: 櫻井アンナ (Anna Sakurai)
Arranged by: 六弦A助 (Asuke Rokugen)
Album: 幻想郷の星雨日和 (Gensokyo’s Starry Rain Weather) [Official site]
Circle: 六弦アリス (Rokugen Alice)
Publisher: Sprite Wing
Event: Reitaisai 7 [RTS7]
Original theme: Captain Murasa [キャプテン・ムラサ]

知ってる?魔道書は鈍器にもなるのよ || Did You Know? Grimoires Double as Blunt Weapons

Vocals: ichigo
Lyrics: 岸田 (Kishida)
Arranged by: 岸田 (Kishida)
Album: ROLLING★STAR [Official site]
Circle: 岸田教団&The明星ロケッツ (Kishida Kyoudan & The Akeboshi Rockets)
Event: Reitaisai 7 [RTS7]
Original theme: Locked Girl ~ The Girl’s Secret Room [ラクトガール ~ 少女密室]

Theoretical

Vocals: 市松 椿 (Tsubaki Ichimatsu)
Lyrics: 市松 椿 (Tsubaki Ichimatsu)
Arranged by: Syrufit, Poplica*
Album: Love Buzz!
Circle: Syrufit
Event: Reitaisai 7 [RTS7]
Original theme: Name Registration

It’s Magic

Vocals: fi-fy
Lyrics: 黒岩サトシ (Kuroiwa Satoshi)
Arranged by: Syrufit, Poplica*
Album: Love Buzz!
Circle: Syrufit
Event: Reitaisai 7 [RTS7]
Original theme: Illusion of a Maid ~ Icemilk Magic [メイド幻想 ~ Icemilk Magic]