From Granblue Fantasy Wiki
|Obtain||Love Live! Sunshine!! Aqours Sky-High!|
|An illumination device from another world, used by fans to cheer on their favorite school idol. Its color can be changed freely. The design is oddly similar to the tlepilli used to show support for the maidens of Xochitl Island. Even across different worlds and cultures, it seems people's desire to express their affection for shining, dancing maidens remains unchanged.|
|Let Sunshine In||Massive Water damage to a foe.
Additional effect at 4★:
All allies gain .
||Sunshiner||Big boost to Water allies' ATK|
||Shining Beacon||When main weapon (MC only): 10% bonus Water damage effect when double attack rate is boosted|
- Gamewith Sunshine Blade https://xn--bck3aza1a2if6kra4ee0hf.gamewith.jp/article/show/116095