If you must go out, keep your distance in a quiet green space
(News On Japan)

With the current upheaval caused by COVID-19, Tokyoites have been advised from going outside to prevent the spread of the coronavirus. But Tokyo apartments are cramped and constricting, and a solo sojourn in nature can do wonders to alleviate the anxiety the virus is causing. The capital has plenty up its sleeve that means you can bypass popular spots like Ueno Park for a moment of quiet all to yourself. (Japan Times)