This image was adapted from a picture posted to publicdomainq.net. All of the images on this site are in the public domain i.e. CC0. This site is only in Japanese but can be easily navigated with Google Translate. There are *many* cutesy vector graphics images on this site.
興奮的員工
business、Comic characters、Decideware Images、enthused、excited、female、fist、handies、jump、male、man、motivated、people - cartoon - cute、suits、woman、work
商業、漫畫人物、決策軟件圖像、熱情、興奮、女、拳頭、handies、跳、男、人、動機、人 - 卡通 - 可愛、西裝、女人、工作
資料來源：openclipart ( https://openclipart.org/ )