If you arrive early, try fresh seafood and small breakfasts at Tsukiji Outer Market (open roughly 7:00–11:00); otherwise use your hotel breakfast for an easy start.
Historic Senso-ji temple with colorful Nakamise shopping street—easy walking, cultural sights, and snacks your son will enjoy; temple grounds open all day.
Scenic ropeway over volcanic landscape; Owakudani access may be restricted during volcanic alerts—check status before visiting; ropeway typically 9:00–17:00.
Full-day theme park with rides and shows for all ages; park hours vary (commonly ~08:30–20:00), so buy tickets and Express Passes in advance for holiday season crowds.
One of the world’s largest aquariums with a huge central tank and interactive exhibits—usually open around 10:00–20:00, family-friendly paths throughout.