Height 160 cm Mio Akiyama is one of the five main characters in K-ON! She is a passionate and technical left-handed musician and writer who serves as the bassist, second vocalist and main lyricist of the band Ho-kago Tea Time. She is a kind and warm girl, albeit very shy and sensitive. Despite her timid streak, she often finds herself as the voice of reason amongst her bandmates, who often rely on her sensibility when in trouble. She plays a left-handed Fender Japan '62 Reissue Jazz Bass in 3-Tone Sunburst.