Tsubasa Masuwaka is a Japanese model who is represented by the talent agency, Asia Promotion. She is known for being a model for Popteen, which gave her the nickname, 10 billion Yen Gal (100億円ギャル 100 Oku-en Gyaru) because it has an economic effect that her projects such as wearing clothes and accessories. It gained 50 million Yen for the …