noun
period harassment; full-stop harassment
Internet slang for the perceived aggression or coldness when a message ends with a period (。) in casual online chat, especially among younger users.
LINEで「了解。」と送ると、マルハラスメントだと思われることがある。
Sending 'Got it.' with a period on LINE can sometimes be seen as period harassment.
若者の間では、文末の句点がマルハラスメントと受け取られる場合がある。
Among young people, a period at the end of a sentence can be taken as period harassment.