Atmospheric O2 mole fraction data observed at Yoyogi, Tokyo

This data set contains O2 mole fraction data observed on a roof-top tower of Tokai University (52 m above ground) and the vertical difference in the mole fractions between 52 and 37 m in Yoyogi (YYG; 35.66° N, 139.68° E), Tokyo, Japan. The YYG site is a residential area located near the central part of Tokyo. The main landcover around the site is characterized by residential buildings with a mean height of 9 m.