Increases Normal Attack DMG by 16/20/24/28/32% and Charged ATK DMG by 12/15/18/21/24%. When the equipping character’s Energy reaches 100%, this effect is increased by 100%.
In Game Description
A certain shrine maiden once owned this warbow. It was made with surpassing skill, and is both intricate and sturdy.
How to Get Hamayumi Bow?
Obtainable from forging. You can get blueprint diagram of this bow from Takashi. More details read: How to get Hamayumi Bow Blueprint.
Here’s all materials you need to forge Hamayumi:
50x 
Weapon Upgrade Materials
Here’s all material used to upgrade Hamayumi:
| Level |  Mora | Ascension Material | Material 1 | Material 2 |
|---|---|---|---|---|
| Level 20 | 5.000 |  x3 |  x3 |  x2 |
| Level 40 | 15.000 |  x3 | x12 | x8 |
| Level 50 | 20.000 | x6 |  x6 |  x6 |
| Level 60 | 30.000 |  x3 | x12 | x9 |
| Level 70 | 35.000 | x6 |  x9 |  x6 |
| Level 80 | 45.000 |  x4 | x18 | x12 |