Strange things and monsters with 怪
怪 is used to describe unusual, mysterious, or suspicious situations.
Etymology
This kanji is a phono-semantic compound with 忄 (heart) as the semantic component and 圣 as the phonetic element.
Fixed Expressions
怪我 (Injury)
怪我 refers to physical wounds or pain sustained as a result of negligence or an accident. By extension, it can also refer to unexpected mistakes or losses.
This is an idiomatic compound whose modern meaning is lexicalized rather than transparently built from the parts.

During lunch, Mokurin sees someone new sitting with Tsubaki. She learns that it’s the transfer student, Rindou, who’s joined Tsubaki in the Dog Clan. Mokurin introduces herself as a member of the Monkey Clan, which Tsubaki explains handles medical treatment.
- モクリン:
- 「怪我
( だけじゃなくても困( ったことあったら言( ってね。」- “If you're having trouble with anything, not just injuries, let me know.”
Strange Figures
怪人 (Mysterious person)
怪人
It combines 怪 (strange) with 人 (person) to show a person marked by eerie abnormality.

A client tells Detective Mouri about the condition in which she found her deceased husband. Hearing the details, Conan identifies the likely poison, including the composition, the dosage required to kill, and the internal effects it has on a person. When Ran asks how he knows all this, Conan covers by saying the monster villain on the kid’s TV show he watched explained it.
- 蘭
( : - 「随分
( 丁寧( な怪人( ね… 毒( の成分( まで教( えてくれるなんて…」- “What a polite villain... Going so far as to tell the poison's composition...”
- コナン:
- 「そんな怪人
( いねーよ…」- “No such monster exists...”
Supernatural Beings
怪獣 (Giant monster)
怪獣
It combines 怪 (strange) with 獣 (beast) to show a strange beast.

At breakfast, Touya teases Sakura for stomping down the stairs like a giant monster. He finishes eating and heads out on his bike to meet his friend Yukito on their way to school. Sakura hurries to eat her breakfast and get her roller blades on, so she can see Yukito, too. When they reach Yukito, he commends Sakura for being up early.
- 桃矢
( : - 「怪獣
( は五分( で朝飯( 食( えるからな」- “Well, monsters can finish breakfast in five minutes.”