Elderly man: This intersection is really confusing. How do we know when we can cross?

Elderly woman: When the signal changes to green.

— Midorigaoka, Meguro-ku, Tokyo. Overheard by The Japan Times On Sunday

Overheard a conversation you'd like to share? Simply fill out the online submission form at jtimes.jp/overheard. Please recount the conversation in the format above and be sure to provide a description of the participants (age, male/female, nationality if relevant, etc.), note where the conversation took place and include any other context that might be necessary.