Yuuka

School

Role

Millennium

Tank

Tank/Front

Damage Type

Explosive

Armor Type

Heavy

Combat Class

Striker

Affinity

SMG

Profile

Full Name

Hayase Yuuka

早瀬(はやせ) ユウカ

Age

16

Birthday

March 14

Height

156cm

Hobbies

Calculating things

Designer

Hwansang

Illustrator

Hwansang

Voice

Haruka Ran

Release Date JP

2021/02/04

Release Date GL

2021/09/11

This character has multiple versions

Yuuka (Sportswear)

3

Background[edit]

Enrolled in the Millennium Science School, Yuuka is the treasurer of the student council known as "Seminar".

A prominent mathematical genius even amongst Millennium's STEM-rich student base, she supervises the management of the school's budget.
Yuuka's speciality is the abacus, and she has a habit of counting on one in order to compose herself when faced with complex and troubling matters.

ミレニアムサイエンススクール所属、生徒会「セミナー」の会計。

理系生徒の比率が高いミレニアムでも指折りの数学の鬼才で、ミレニアムの予算周りの管理を統括している。特技は算盤で、複雑なことに悩まされていたり、葛藤している時などに算盤を弾いて落ち着かせる癖がある。

How to Obtain[edit]

Regular Gacha pool

Farmable from
Initial character
Event Shop:
- Happy Schale ♡ Valentine patrol (50× Shards)
- Get Set, Go! (50× Shards)
- Happy Schale ♡ Valentine patrol (Rerun) (50× Shards)
- A-H.A Conquest (50× Shards)

Character Details[edit]

Stats

Attack	108/1084	Defense	29/179	HP	2997/50100	Healing	1400/4202
Accuracy	100	Evasion	1440	Critical Rate	200	Critical Damage	200%
Stability	1396	Firing Range	350	CC Strength	100	CC Resistance	100
Attack speed	10000	Movement speed	200	Cost Recovery	700	Ammo	27/3

Total bonus at affection rank 50:
2: HP+50 3: HP+50 4: HP+50 5: HP+50 6: HP+75 7: HP+75 8: HP+75 9: HP+75 10: HP+75 11: HP+100 Attack+3 12: HP+100 Attack+3 13: HP+100 Attack+3 14: HP+100 Attack+3 15: HP+100 Attack+3 16: HP+125 Attack+3 17: HP+125 Attack+3 18: HP+125 Attack+3 19: HP+125 Attack+3 20: HP+125 Attack+3 21: HP+32 Attack+1 22: HP+32 Attack+1 23: HP+32 Attack+1 24: HP+32 Attack+1 25: HP+32 Attack+1 26: HP+32 Attack+1 27: HP+32 Attack+1 28: HP+32 Attack+1 29: HP+32 Attack+1 30: HP+32 Attack+1 31: HP+48 Attack+1 32: HP+48 Attack+1 33: HP+48 Attack+1 34: HP+48 Attack+1 35: HP+48 Attack+1 36: HP+48 Attack+1 37: HP+48 Attack+1 38: HP+48 Attack+1 39: HP+48 Attack+1 40: HP+48 Attack+1 41: HP+81 Attack+1 42: HP+81 Attack+1 43: HP+81 Attack+1 44: HP+81 Attack+1 45: HP+81 Attack+1 46: HP+81 Attack+1 47: HP+81 Attack+1 48: HP+81 Attack+1 49: HP+81 Attack+1 50: HP+81 Attack+1
Track 17MitsukiyoIrasshaimase

Total bonus at affection rank 50:
2: Healing+5 3: Healing+5 4: Healing+5 5: Healing+5 6: Healing+7 7: Healing+7 8: Healing+7 9: Healing+7 10: Healing+7 11: Healing+9 HP+95 12: Healing+9 HP+95 13: Healing+9 HP+95 14: Healing+9 HP+95 15: Healing+9 HP+95 16: Healing+11 HP+114 17: Healing+11 HP+114 18: Healing+11 HP+114 19: Healing+11 HP+114 20: Healing+11 HP+114 21: Healing+3 HP+20 22: Healing+3 HP+20 23: Healing+3 HP+20 24: Healing+3 HP+20 25: Healing+3 HP+20 26: Healing+3 HP+20 27: Healing+3 HP+20 28: Healing+3 HP+20 29: Healing+3 HP+20 30: Healing+3 HP+20 31: Healing+4 HP+30 32: Healing+4 HP+30 33: Healing+4 HP+30 34: Healing+4 HP+30 35: Healing+4 HP+30 36: Healing+4 HP+30 37: Healing+4 HP+30 38: Healing+4 HP+30 39: Healing+4 HP+30 40: Healing+4 HP+30 41: Healing+7 HP+50 42: Healing+7 HP+50 43: Healing+7 HP+50 44: Healing+7 HP+50 45: Healing+7 HP+50 46: Healing+7 HP+50 47: Healing+7 HP+50 48: Healing+7 HP+50 49: Healing+7 HP+50 50: Healing+7 HP+50
Track 9MitsukiyoMidsummer cat

Lv	Attack	HP	Healing
Potential bonus: Attack HP Healing
0	+0%	+0%	+0%
1	+0.2%102100k	+0.2%102100k	+0.2%102100k
2	+0.4%102100k	+0.4%102100k	+0.4%102100k
3	+0.6%102100k	+0.6%102100k	+0.6%102100k
4	+0.8%102100k	+0.8%102100k	+0.8%102100k
5	+1%102100k	+1%102100k	+1%102100k
6	+1.2%152100k	+1.2%152100k	+1.2%152100k
7	+1.4%152100k	+1.4%152100k	+1.4%152100k
8	+1.6%152100k	+1.6%152100k	+1.6%152100k
9	+1.8%152100k	+1.8%152100k	+1.8%152100k
10	+2%152100k	+2%152100k	+2%152100k
11	+2.2%202100k	+2.2%202100k	+2.2%202100k
12	+2.4%202100k	+2.4%202100k	+2.4%202100k
13	+2.6%202100k	+2.6%202100k	+2.6%202100k
14	+2.8%202100k	+2.8%202100k	+2.8%202100k
15	+3%202100k	+3%202100k	+3%202100k
16	+3.2%64200k	+3.2%64200k	+3.2%64200k
17	+3.4%64200k	+3.4%64200k	+3.4%64200k
18	+3.6%64200k	+3.6%64200k	+3.6%64200k
19	+3.8%64200k	+3.8%64200k	+3.8%64200k
20	+4%64200k	+4%64200k	+4%64200k
21	+4.2%84200k	+4.2%84200k	+4.2%84200k
22	+4.4%84200k	+4.4%84200k	+4.4%84200k
23	+4.6%84200k	+4.6%84200k	+4.6%84200k
24	+4.8%84200k	+4.8%84200k	+4.8%84200k
25	+5%84200k	+5%84200k	+5%84200k

Skills[edit]

See also characters with self-shielding skills and self-healing skills.

Lv.	Cost	Description
EX Skill Cost 3	Q.E.D • Q.E.D Generates a shield around Yuuka with HP equal to 190~248% of her Healing. (Duration: 15~25 seconds)
1	3	Generates a shield around Yuuka with HP equal to 190% of her Healing. (Duration: 15 seconds)
2		Generates a shield around Yuuka with HP equal to 219% of her Healing. (Duration: 15 seconds) 12 12 80k
3		Generates a shield around Yuuka with HP equal to 220% of her Healing. (Duration: 20 seconds) 12 18 11 33 500k
4		Generates a shield around Yuuka with HP equal to 245% of her Healing. (Duration: 20 seconds) 12 18 10 27 3M
5		Generates a shield around Yuuka with HP equal to 248% of her Healing. (Duration: 25 seconds) 8 18 9 20 10M

Lv.	Description
Normal Skill	I.F.F • I.F.F Every 15 seconds, deal 301~573% damage to one enemy.
1	Every 15 seconds, deal 301% damage to one enemy.
2	Every 15 seconds, deal 317% damage to one enemy. 5 5000
3	Every 15 seconds, deal 332% damage to one enemy. 8 7500
4	Every 15 seconds, deal 392% damage to one enemy. 5 12 4 60k
5	Every 15 seconds, deal 407% damage to one enemy. 8 5 10 90k
6	Every 15 seconds, deal 422% damage to one enemy. 5 12 11 20 300k
7	Every 15 seconds, deal 483% damage to one enemy. 8 2 15 450k
8	Every 15 seconds, deal 498% damage to one enemy. 8 12 4 7 1.5M
9	Every 15 seconds, deal 513% damage to one enemy. 12 7 13 2.4M
10	Every 15 seconds, deal 573% damage to one enemy. 1 4M

Lv.	Description
Passive Skill	最適解の導出 • Derivation of Optimal solution Increase Defense by 14~26.6%.
1	Increase Defense by 14%.
2	Increase Defense by 14.7%. 5 5000
3	Increase Defense by 15.4%. 8 7500
4	Increase Defense by 18.2%. 5 12 4 60k
5	Increase Defense by 18.9%. 8 5 10 90k
6	Increase Defense by 19.6%. 5 12 11 20 300k
7	Increase Defense by 22.4%. 8 2 15 450k
8	Increase Defense by 23.1%. 8 12 4 7 1.5M
9	Increase Defense by 23.8%. 12 7 13 2.4M
10	Increase Defense by 26.6%. 1 4M

Lv.	Description
Sub Skill	高速暗算 • High speed Mental arithmetic When Yuuka takes cover, she recovers her HP by 75~142% of her Healing power. (Cooldown: 10 seconds)
1	When Yuuka takes cover, she recovers her HP by 75% of her Healing power. (Cooldown: 10 seconds)
2	When Yuuka takes cover, she recovers her HP by 78.7% of her Healing power. (Cooldown: 10 seconds) 5 5000
3	When Yuuka takes cover, she recovers her HP by 82.5% of her Healing power. (Cooldown: 10 seconds) 8 7500
4	When Yuuka takes cover, she recovers her HP by 97.5% of her Healing power. (Cooldown: 10 seconds) 5 12 4 60k
5	When Yuuka takes cover, she recovers her HP by 101% of her Healing power. (Cooldown: 10 seconds) 8 5 10 90k
6	When Yuuka takes cover, she recovers her HP by 105% of her Healing power. (Cooldown: 10 seconds) 5 12 11 20 300k
7	When Yuuka takes cover, she recovers her HP by 120% of her Healing power. (Cooldown: 10 seconds) 8 2 15 450k
8	When Yuuka takes cover, she recovers her HP by 123% of her Healing power. (Cooldown: 10 seconds) 8 12 4 7 1.5M
9	When Yuuka takes cover, she recovers her HP by 127% of her Healing power. (Cooldown: 10 seconds) 12 7 13 2.4M
10	When Yuuka takes cover, she recovers her HP by 142% of her Healing power. (Cooldown: 10 seconds) 1 4M

Unique weapon[edit]

Rank
Logic & Reasonロジック＆リーズン A pair of submachine guns used by Yuuka. They help Yuuka make rational and intelligent decisions even under pressure. ユウカが使用する2丁のサブマシンガン。大事なタイミングや適切な対処が必要な時、ユウカが合理的で理性的な判断を下せるように助けてくれる。
	Passive Skill changes to Derivation of Optimal solution +
	Urban area affinity A
Stats
	Level 1	Level 30	Level 40	Level 50	Level 60	Level 70
Attack	43	156	195	234	273	312
HP	1278	4646	5807	6969	8130	9292
Healing	148	538	673	808	943	1077

Lv.	Description
Weapon Passive Skill	最適解の導出+ • Derivation of Optimal solution + Increase Block Rate by 1000~1900. Increase Defense by 14~26.6%.
1	Increase Block Rate by 1000. Increase Defense by 14%.
2	Increase Block Rate by 1050. Increase Defense by 14.7%.
3	Increase Block Rate by 1100. Increase Defense by 15.4%.
4	Increase Block Rate by 1300. Increase Defense by 18.2%.
5	Increase Block Rate by 1350. Increase Defense by 18.9%.
6	Increase Block Rate by 1400. Increase Defense by 19.6%.
7	Increase Block Rate by 1600. Increase Defense by 22.4%.
8	Increase Block Rate by 1650. Increase Defense by 23.1%.
9	Increase Block Rate by 1700. Increase Defense by 23.8%.
10	Increase Block Rate by 1900. Increase Defense by 26.6%.

Unique gear[edit]

Tier
Yuuka's scientific calculatorユウカの関数電卓 A scientific calculator that Yuuka usually has with her. Despite having excellent mental arithmetic ability, Yuuka always uses a calculator to double-check that the results are precise. ユウカが肌身離さず持ち歩いている関数電卓。優れた暗算実力を保有しているにもかかわらず、ユウカはいつも完璧を追求するために検算用の計算機を使用している。
T1	Increase Defense by 500 15
T2	Normal Skill changes to I.F.F + 20 4 80 25 500k

Lv.	Description
Gear Normal Skill	I.F.F+ • I.F.F + Every 15 seconds, deal 329~625% damage to one enemy. Additinally, increase Yuuka's Evasion by 26~33.8% for 10 seconds.
1	Every 15 seconds, deal 329% damage to one enemy. Additinally, increase Yuuka's Evasion by 26% for 10 seconds.
2	Every 15 seconds, deal 345% damage to one enemy. Additinally, increase Yuuka's Evasion by 26% for 10 seconds.
3	Every 15 seconds, deal 362% damage to one enemy. Additinally, increase Yuuka's Evasion by 26% for 10 seconds.
4	Every 15 seconds, deal 428% damage to one enemy. Additinally, increase Yuuka's Evasion by 28.6% for 10 seconds.
5	Every 15 seconds, deal 444% damage to one enemy. Additinally, increase Yuuka's Evasion by 28.6% for 10 seconds.
6	Every 15 seconds, deal 461% damage to one enemy. Additinally, increase Yuuka's Evasion by 28.6% for 10 seconds.
7	Every 15 seconds, deal 527% damage to one enemy. Additinally, increase Yuuka's Evasion by 31.2% for 10 seconds.
8	Every 15 seconds, deal 543% damage to one enemy. Additinally, increase Yuuka's Evasion by 31.2% for 10 seconds.
9	Every 15 seconds, deal 560% damage to one enemy. Additinally, increase Yuuka's Evasion by 31.2% for 10 seconds.
10	Every 15 seconds, deal 625% damage to one enemy. Additinally, increase Yuuka's Evasion by 33.8% for 10 seconds.