Fancy Fillomino February: This is a series of 28 (twenty-eight) 7×7 Fillomino puzzles over the February. Every 00.00 UTC+7 a new puzzle will be up. The basic Fillomino rules apply unless otherwise indicated.

Norinori Fillomino Follow regular Fillomino rules. Afterwards, shade some of the cells black so each black cell touches exactly one other black cell orthogonally. In other words, the Fillomino regions form a valid Norinori grid.

Difficulty 3.0/10 Master target 0:40 Expert target 2:00

FFF25: Explosion
Norinori Fillomino

How large can you make a polyomino based on the value of the largest given? Sky tries an attempt with Norinori Fillomino.

Explosion obviously refers to the size of the largest polyomino. Can anyone do something like this in Classic Fillomino?