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Guide:Research Menu

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Girls' Frontline
T-Doll Index · Registration · Tutorial · Strategies · Settings · Story
Main Screen · Combat Menu · Formation Menu · Research Menu · Factory Menu · Repair Menu · Dormitory · 3D Base · Campaign
Combat · Logistic Support · Combat Simulation · T-Doll Production · Equipment Production · Heavy Ordnance Corps · Protocol Assimilation · Mobile Armor · Forward Base · Gray Zone Exploration · Quests · Friend Menu



Research allows T-Dolls to improve their skills and Upgrade Equipment,

It is unlocked after the Commander reaches Level 12.

Skill Training

Training a T-Doll to improving their T-Dolls skill effects and it's activation rate.
Requires Training Data that is acquired from data collection missions. It is also gained via random drop points. To start, tap on an empty slot and select the T-Doll you wish to train.

Research will be completed when the timer hits 00:00:00


The amount and level of training data required for T-Doll skill training varies based on the level of the skill.

Level Training Data Time
Lv. 1 → Lv. 2 100x 1:00:00
Lv. 2 → Lv. 3 200x 2:00:00
Lv. 3 → Lv. 4 300x 3:00:00
Lv. 4 → Lv. 5 120x 4:00:00
Lv. 5 → Lv. 6 200x 6:00:00
Lv. 6 → Lv. 7 300x 9:00:00
Lv. 7 → Lv. 8 400x 12:00:00
Lv. 8 → Lv. 9 200x 18:00:00
Lv. 9 → Lv. 10 300x 24:00:00

Unlike for T-Dolls, the amount of data used for skill training fairies depends on the kind of fairy being trained:

Level Training Data (Strategy Fairy) Training Data (Battle Fairy) Time
Lv. 1 → Lv. 2 200x 200x 2:00:00
Lv. 2 → Lv. 3 400x 400x 6:00:00
Lv. 3 → Lv. 4 600x 600x 10:00:00
Lv. 4 → Lv. 5 240x 200x 14:00:00
Lv. 5 → Lv. 6 400x 400x 20:00:00
Lv. 6 → Lv. 7 600x 600x 26:00:00
Lv. 7 → Lv. 8 800x 200x 32:00:00
Lv. 8 → Lv. 9 400x 400x 40:00:00 (?)
Lv. 9 → Lv. 10 600x 600x 48:00:00


Equipment Strengthen

Upgrade and Strengthen rare equipment requires standard equipment and resource. It is unlocked after finished 1-4 of Night Battle difficult.

Equipment Calibration

Calibration and make better equipment status. It is unlocked after finished 2-4 of Night Battle difficult.

Fairy Strengthen

Upgrade and Strengthen Fairy requires another Fairy and resource. It is unlocked after recived fist fariy from Advance Produce Equipment.

Fairy Calibration

Upgrade and Strengthen rare equipment requires standard equipment and resource. It is unlocked after recived fariy.

Digi-mind Upgrade

Upgrade T-doll to MOD-1 Version and increase more power and ability. Unlock by reach Commander Level 60 and active from G&K Cafe in Dorm menu