(おとも)

おともれ
noun
sound leakage
1. sound leakage; noise leaking through
Sound that escapes from headphones, a room, or an enclosed space and is audible to people nearby. A common concern in public transportation and shared living spaces in Japan.
イヤホンの音漏(おとも)れに()をつけて。
Be careful about sound leaking from your earphones.
電車(でんしゃ)(なか)音漏(おとも)れしている(ひと)がいた。
There was someone on the train whose headphones were leaking sound.
(となり)部屋(へや)からの音漏(おとも)れがひどくて、(よる)(ねむ)れなかった。
The sound leaking from the next room was so bad that I couldn't sleep at night.

A compound of (おと) (sound) and ()れ (leakage), referring to sound that unintentionally escapes from a contained space. In everyday Japanese life, this term most commonly refers to sound leaking from headphones on public transportation — a major etiquette concern.

CULTURAL CONTEXT:
Japan places high value on not disturbing others in shared spaces. 音漏(おとも)れ from headphones on trains and buses is considered rude. Train announcements sometimes remind passengers about it. It also refers to noise leaking between apartments, a common problem in thin-walled Japanese buildings.

COMMON COLLOCATIONS:

  • 音漏(おとも)れがする — sound is leaking
  • 音漏(おとも)れを(ふせ)ぐ — to prevent sound leakage
  • 音漏(おとも)れしにくいイヤホン — earphones that resist sound leakage

RELATED TERMS:

  • 騒音(そうおん) — noise; general term for unwanted loud sound
  • 防音(ぼうおん) — soundproofing; measures to prevent noise transmission
  • 水漏(みずも)れ — water leak; uses the same ()れ pattern for a different substance