Occurs on Father's Day and August 1st.

In Japanese, "chichi" can mean either "father" (父) or "breast"/"milk" (乳), while 8/01 can be read as "pai" or "oppai" (as 08/01).

Good Breasts Day (いいおっぱいの日) occurs on November 08. (See date pun)

The following tags are aliased to this tag: oppai_day (learn more).

The following tags implicate this tag: good_breasts_day (learn more).

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