Translation guide
Expressing that someone has diarrhea in Japanese. The most common and neutral way is to use the noun 下痢 (げり) with the verb する or です. There are also more casual or euphemistic expressions.
To state that someone has diarrhea in a neutral, everyday context.
The most standard way to say 'have diarrhea'. Literally 'do diarrhea'. Used in both spoken and written Japanese.
昨日から下痢をしています。
I've had diarrhea since yesterday.
子供が下痢をした。
The child had diarrhea.
To express having diarrhea in very informal or slangy ways.
Literally 'drop the stomach'. A somewhat rough or masculine expression. Often used in casual speech.
食い過ぎて腹を下した。
I ate too much and got diarrhea.
To describe diarrhea in a medical or formal context.
Medical term for diarrhea as a condition or illness. Used in clinical settings.
Do not directly translate 'have diarrhea' as 下痢を持っている (げりをもっている). This is unnatural. Use 下痢をする or 下痢です instead.
A more direct, noun-based statement. Often used when describing symptoms to a doctor or in a simple declaration.
A softer, euphemistic expression meaning 'stomach is loose'. Commonly used in casual conversation.
ちょっとお腹がゆるくて。
I have a bit of an upset stomach (diarrhea).
Onomatopoeic slang for diarrhea, from the sound of liquid stool. Very casual, often used among friends or in manga.
昨日ピーだった。
I had the runs yesterday.
下痢症の患者が増えている。
Patients with diarrhea are increasing.