Stroke count: 15
Meaning: hedgehog
Kunyomi: はりねずみ
Onyomi: イ
Composition: 虫 胃
Radical: 虫
Meaning: insect
蝟集 (イシュウ) swarm, throng, flock together
針鼠 (はりねずみ) hedgehog (any mammal of family Erinaceidae)