As Spring arrives again, Hotaru and Komari go on a picnic together, where Hotaru ends up eating Komari’s botched up homemade lunch in order to not hurt her feelings. Later, the girls get together to search for some edible plants, eventually coming to a field of renge flowers where Natsumi makes a costume for Renge.

An OVA bundled with the seventh manga volume.

Suguru wins some tickets to Okinawa in a shopping mall lottery, so the whole gang plan to go on a trip there. To prepare for the trip, the girls practice being on an airplane and go to a convenience store to buy some travel things. Meanwhile, Renge is very thoughtful about how the trip may change her view on the world, spending the evening before the trip giving her farewells to the countryside. The next day, everyone sets off on their flight to Okinawa.