personal grudge

Kyūjitai form of 私鉄 (“private railway”)

Marshal Tianpeng, title held by Zhu Bajie (Chō Hakkai (猪八戒) in Japanese) before he was banished from heaven

A group of onmitsu, government-employed undercover agents, established by the 8th Tokugawa shogun, Tokugawa Yoshimune (1684–1751). Sometimes described as ninja.

magnesium, Mg

(slang, dated) Alternative spelling of 宜しく (yoroshiku, “well”), the adverbial form of 宜しい (yoroshii, “good”).

bitter almond oil dissolved in water

bitter almond

sulphur tuft, Hypholoma fasciculare; a poisonous mushroom species endemic to Europe, Asia, and North America

I don't speak Japanese