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Sumire (Part-Timer)

Millennium Science School

Sumire (Part-Timer)

★★★

/Piercing/Support

Ctier

Introduction

Sumire (Part-Timer) is a 3-star Piercing student in Blue Archive. Sumire (Part-Timer)'s role is Support. School: Millennium Science School.

On the Blue Archive tier list Sumire (Part-Timer) is C tier, 184th of the 242 students ranked.

Other Piercing students in Blue Archive: Akane, Aru (Dress), Aru (New Year), Ayane, Ayane (Swimsuit), Cherino and 62 more.

Sumire (Part-Timer) in raids

On the raids usage list Sumire (Part-Timer) is D tier, 263rd of 264: brought by under 0.1% of ranked Global players to the last 8 raids, on average.

  • Raid usage0.04%

By raid, newest first

  • Hod (Indoor)0.1%
  • Gregorius (Indoor)0%
  • Hovercraft (Outdoor)0.1%
  • Drumbarka (Street)0%
  • Myouki Kurokage (Street)0%
  • KAITEN FX Mk.0 (Street)0%
  • Perorodzilla (Outdoor)0.2%
  • Goz (Outdoor)0%

Sumire (Part-Timer)'s banners

All banners
  • 1 September 2026 to 8 September 2026Pick-Up Recruitment
  • 26 August 2025 to 9 September 2025Pick-Up Recruitment

Profile

Due to a series of events, Sumire ended up working for concessions at the stadium.

However, Sumire finds a way to incorporate weights, and even the uniform, into a training exercise.

Sumire (Part-Timer)'s full name is Otohana Sumire. Sumire (Part-Timer)'s birthday is August 20th, and Sumire (Part-Timer) stands 5'6" tall. Sumire (Part-Timer) is voiced by 今井麻美 in Japanese and Kim Chaeha in Korean. Sumire (Part-Timer)'s hobby is gardening and working out. GULIM drew Sumire (Part-Timer).

Stats

  • Max HP119th26,634
  • ATK128th3,444
  • DEF41st530
  • Healing40th6,992
  • Accuracy158th537
  • Evasion250th185
  • Crit18th268
  • Crit DMG200%
  • Stability16th2,125
  • Normal Attack Range1,000
  • Cost Recovery700

At level 90 and 5 stars, before the Exclusive Weapon, equipment, Talents and Relationship Rank. Each bar is measured against the highest value in the Blue Archive roster, and the place is out of every student with that stat.

At level 1 and 90

  • Max HPLevel 1, 3 stars: 3,240Level 90, 3 stars: 22,096Level 90, 5 stars: 26,634
  • ATKLevel 1, 3 stars: 302Level 90, 3 stars: 2,747Level 90, 5 stars: 3,444
  • DEFLevel 1, 3 stars: 96Level 90, 3 stars: 530Level 90, 5 stars: 530
  • HealingLevel 1, 3 stars: 2,032Level 90, 3 stars: 5,686Level 90, 5 stars: 6,992
  • AccuracyLevel 1, 3 stars: 537Level 90, 3 stars: 537Level 90, 5 stars: 537
  • EvasionLevel 1, 3 stars: 185Level 90, 3 stars: 185Level 90, 5 stars: 185
  • CritLevel 1, 3 stars: 268Level 90, 3 stars: 268Level 90, 5 stars: 268
  • Crit ResLevel 1, 3 stars: 100Level 90, 3 stars: 100Level 90, 5 stars: 100
  • Crit DMGLevel 1, 3 stars: 200%Level 90, 3 stars: 200%Level 90, 5 stars: 200%
  • Crit DMG ResLevel 1, 3 stars: 50%Level 90, 3 stars: 50%Level 90, 5 stars: 50%
  • StabilityLevel 1, 3 stars: 2,125Level 90, 3 stars: 2,125Level 90, 5 stars: 2,125
  • Normal Attack RangeLevel 1, 3 stars: 1,000Level 90, 3 stars: 1,000Level 90, 5 stars: 1,000
  • CC PowerLevel 1, 3 stars: 100Level 90, 3 stars: 100Level 90, 5 stars: 100
  • CC ResLevel 1, 3 stars: 100Level 90, 3 stars: 100Level 90, 5 stars: 100
  • Recovery BoostLevel 1, 3 stars: 100%Level 90, 3 stars: 100%Level 90, 5 stars: 100%
  • Cost RecoveryLevel 1, 3 stars: 700Level 90, 3 stars: 700Level 90, 5 stars: 700
  • Mag CountLevel 1, 3 stars: 1Level 90, 3 stars: 1Level 90, 5 stars: 1
  • DEF PenetrationLevel 1, 3 stars: 0Level 90, 3 stars: 0Level 90, 5 stars: 0
  • MobilityLevel 1, 3 stars: 200Level 90, 3 stars: 200Level 90, 5 stars: 200

Before the Exclusive Weapon, equipment, Talents and Relationship Rank. Stars raise ATK, Max HP and Healing only.

Combat profile

Squad
Special (supports from the back line)
Position
Back
Attack type
Piercing
Armor type
Light
Weapon
Shotgun
School
Millennium Science School
Club
Athletics Training Club
Year and age
2nd Year, 16 years old
Equipment slots
Gloves, Bag, Watch

Terrain affinity

  • UrbanB
  • OutdoorS (SS with the weapon at 3 stars)
  • IndoorD

Affinity sets how well a student fights on each stage type, from D up to SS.

Skills

5

  • Catch and Pitch

    EX Skill · Cost 3
    Level

    Deals 402% of ATK as damage to 1 enemy. Also applies Weakness Detection effect (for 20 sec). Deals 13.2% of Sumire (Part-Timer)'s ATK as additional damage to affected enemies. (This damage will not trigger a Crit.) (Applies up to 240 times.)

  • Special Sports Drink

    Basic Skill
    Level

    When allies Crit 100 times, increases Crit DMG of 4 allies by 15.1% (for 21 sec) (cooldown: 25 sec).

  • Afterburn Effect

    Enhanced Skill
    Level

    Increases ATK by 26.6%.

  • Afterburn Effect+

    Enhanced Skill +
    Level

    Increases ATK by 721. Also increases ATK by 26.6%.

    Replaces Afterburn Effect once Sumire (Part-Timer)'s Exclusive Weapon reaches 2 stars.

  • Part-Timer's Will

    Sub Skill
    Level

    Increases Crit DMG of Piercing-type allies by 24.2%.

Exclusive Weapon

Upgrade planner

Modern Millennium Dumbbell

Shotgun

Sumire's semi-automatic shotgun. It's said to have special effects to aid in both her weight training and part-time work.

  • 1 starLv. 30: ATK +396, Max HP +2,288, Healing +739
  • 2 starsLv. 40: ATK +495, Max HP +2,860, Healing +924Enhanced Skill becomes Afterburn Effect+
  • 3 starsLv. 50: ATK +594, Max HP +3,432, Healing +1,109Outdoor affinity S to SS
  • 4 starsLv. 60: ATK +692, Max HP +4,005, Healing +1,294MaxCostIncrease +5,000

Stars and Relationship Rank

Star bonuses

  • 4 starsBonus over 1 star: ATK +14%, Max HP +9%, Healing +12%Rank cap: 30
  • 5 starsBonus over 1 star: ATK +31%, Max HP +23%, Healing +27%Rank cap: 100

Sumire (Part-Timer) starts at 3 stars. Each star also lifts the Relationship Rank cap.

Relationship Rank bonus

  • 5Total bonus: ATK +8
  • 10Total bonus: ATK +28
  • 15Total bonus: ATK +53, Max HP +270
  • 20Total bonus: ATK +88, Max HP +595
  • 25Total bonus: ATK +93, Max HP +650
  • 30Total bonus: ATK +98, Max HP +705
  • 35Total bonus: ATK +113, Max HP +785
  • 40Total bonus: ATK +128, Max HP +865
  • 45Total bonus: ATK +148, Max HP +1,000
  • 50Total bonus: ATK +168, Max HP +1,135

Stats stop growing at rank 50.

Talents

  • Max HP25 levels, up to +5%
  • ATK25 levels, up to +5%
  • Healing25 levels, up to +5%

Gifts Sumire (Part-Timer) likes

5

Favourites

  • Nutrient-Packed Multivitamin Gummies
  • Three Times a Day Dumbbell Set
  • Health Food Supplement
  • Peroro Wheel
  • Ring Bit

A gift gives more Relationship Rank EXP the more of Sumire (Part-Timer)'s favourite-item tags it carries. Gifts not listed still give the base amount.

Lines and Memorial Lobby

When recruited: Hydration and nutrition are both important.

MomoTalk status: Would you like a protein drink?

Sumire (Part-Timer)'s Recollection Lobby
Sumire (Part-Timer)'s Recollection Lobby

Upgrade costs

Open in the planner

EX Skill

  • Lv. 2Credit Points ×80,000Beginner Tactical Training Blu-ray (Millennium) ×12Antikythera Mechanism Piece ×13
  • Lv. 3Credit Points ×500,000Normal Tactical Training Blu-ray (Millennium) ×12Beginner Tactical Training Blu-ray (Millennium) ×18Broken Antikythera Mechanism ×14Okiku Doll Piece ×31
  • Lv. 4Credit Points ×3,000,000Advanced Tactical Training Blu-ray (Millennium) ×12Normal Tactical Training Blu-ray (Millennium) ×18Damaged Antikythera Mechanism ×11Broken Okiku Doll ×27
  • Lv. 5Credit Points ×10,000,000Superior Tactical Training Blu-ray (Millennium) ×8Advanced Tactical Training Blu-ray (Millennium) ×18Intact Antikythera Mechanism ×9Repaired Okiku Doll ×18

Basic, Enhanced and Sub Skills

  • Lv. 2Credit Points ×5,000Beginner Tech Notes (Millennium) ×5
  • Lv. 3Credit Points ×7,500Beginner Tech Notes (Millennium) ×8
  • Lv. 4Credit Points ×60,000Normal Tech Notes (Millennium) ×5Beginner Tech Notes (Millennium) ×12Antikythera Mechanism Piece ×6
  • Lv. 5Credit Points ×90,000Normal Tech Notes (Millennium) ×8Broken Antikythera Mechanism ×5Okiku Doll Piece ×12
  • Lv. 6Credit Points ×300,000Advanced Tech Notes (Millennium) ×5Normal Tech Notes (Millennium) ×12Broken Antikythera Mechanism ×8Okiku Doll Piece ×19
  • Lv. 7Credit Points ×450,000Advanced Tech Notes (Millennium) ×8Damaged Antikythera Mechanism ×3Broken Okiku Doll ×17
  • Lv. 8Credit Points ×1,500,000Superior Tech Notes (Millennium) ×8Advanced Tech Notes (Millennium) ×12Intact Antikythera Mechanism ×5Repaired Okiku Doll ×11
  • Lv. 9Credit Points ×2,400,000Superior Tech Notes (Millennium) ×12Intact Antikythera Mechanism ×7Repaired Okiku Doll ×13
  • Lv. 10Credit Points ×4,000,000Secret Tech Notes ×1

Star promotion

  • 4 starsCredit Points ×200,000Sumire (Part-Timer)'s Eleph ×100
  • 5 starsCredit Points ×1,000,000Sumire (Part-Timer)'s Eleph ×120

Exclusive Weapon

  • 2 starsCredit Points ×1,000,000Sumire (Part-Timer)'s Eleph ×120
  • 3 starsCredit Points ×1,500,000Sumire (Part-Timer)'s Eleph ×180
  • 4 starsCredit Points ×2,000,000Sumire (Part-Timer)'s Eleph ×200

Talent: Max HP

  • Lv. 1-5Credit Points ×500,000Antikythera Mechanism Piece ×50Physical Education Workbook ×10
  • Lv. 6-10Credit Points ×500,000Antikythera Mechanism Piece ×75Physical Education Workbook ×10
  • Lv. 11-15Credit Points ×500,000Antikythera Mechanism Piece ×100Physical Education Workbook ×10
  • Lv. 16-20Credit Points ×1,000,000Broken Antikythera Mechanism ×30Physical Education Workbook ×20
  • Lv. 21-25Credit Points ×1,000,000Broken Antikythera Mechanism ×40Physical Education Workbook ×20

Talent: ATK

  • Lv. 1-5Credit Points ×500,000Antikythera Mechanism Piece ×50Shooting Workbook ×10
  • Lv. 6-10Credit Points ×500,000Antikythera Mechanism Piece ×75Shooting Workbook ×10
  • Lv. 11-15Credit Points ×500,000Antikythera Mechanism Piece ×100Shooting Workbook ×10
  • Lv. 16-20Credit Points ×1,000,000Broken Antikythera Mechanism ×30Shooting Workbook ×20
  • Lv. 21-25Credit Points ×1,000,000Broken Antikythera Mechanism ×40Shooting Workbook ×20

Talent: Healing

  • Lv. 1-5Credit Points ×500,000Antikythera Mechanism Piece ×50Hygiene Workbook ×10
  • Lv. 6-10Credit Points ×500,000Antikythera Mechanism Piece ×75Hygiene Workbook ×10
  • Lv. 11-15Credit Points ×500,000Antikythera Mechanism Piece ×100Hygiene Workbook ×10
  • Lv. 16-20Credit Points ×1,000,000Broken Antikythera Mechanism ×30Hygiene Workbook ×20
  • Lv. 21-25Credit Points ×1,000,000Broken Antikythera Mechanism ×40Hygiene Workbook ×20

Art

Sumire (Part-Timer) key art

More Piercing students

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