3 days / 2 nights,
or 4 days / 3 nights.

Drop bags at 15:00, then walk to the dome. If there is no show, a stroll around it is enough. For Namba at night, the train from Bentencho via Hommachi and the Midosuji Line is a little under 20 minutes of ride time, not including changes or waits. Come back the same way — it is not a walk from Namba.

USJ day. JR from Bentencho to Nishikujo, then the Yumesaki Line to Universal City. About 15 minutes between stations; that does not include the walk from the house or waiting to change. You can start a wash when you get back.

Breakfast at the house, then check-out by 11:00. Add a night if you also want the aquarium.

Namba and Shinsaibashi. Come home at night and rest.

USJ. About 15 minutes between stations, plus a change. Laundry when you return.

Chuo Line to Osakako, no change from Bentencho. Aquarium and Tempozan.

Breakfast at the house, then out by 11:00.

Eat in Namba, train home. Morning in the kitchen.

Walk toward the dome, or shop nearby. Keep one unhurried day.