Chiho was unhappy while studying economics at Hosei University. In an interview with Saatchi Art Aoshima admitted that, "I was bored to death, even when I was hanging out with my friends. I was eager to create something but didn’t know what to create, every day time passed so slowly and I felt like I was going to die." She taught herself how to use Adobe Illustrator and began to fall in love with the medium. After participating in her first show, Murakami's "Tokyo Girls Bravo, "she began to work in Murakami’s factory.