An Osaka-based "idol group" made up of women whose average age is 66 has released a rap-style music video in English to welcome the Group of 20 summit that starts in the western Japan city next week.The video of "Oba Funk Osaka," uploaded on YouTube, shows the "obachan" dancing through the streets and singing that the locals are "the funniest people in the world." オバチャーン新曲「OBA FUNK OSAKA」のベストシーンです。よろしければ壁紙などにお使いください。MVはこちらhttps://t.co/kH0S8sprjbObachan is the Japanese word for an older woman and Osaka obachan are noted for being loud, witty, talka…READ FULL ARTICLE