Real name: 大箭将也 (Masaya Oya)

Effective period / Period of releases: 2010 - 2023

Masaya Oya, also known as かめりあ (Camellia) and Cametek, is a vocaloid producer and one of the rising artists in the Japanese EDM scene. A frequent contributor to Floor contests and one of the two primary winners of the KAC2013 Original Song Contest, he has become one of the major names in the Sound Voltex series, known for composing fast songs that often average around 200 BPM or higher.

Outside of Bemani, he often releases albums under his own circle, かめるかめりあ. He is also a member of EDP, Down Force Records, and Alstroemeria Records, and his popularity has allowed him to appear as a guest in many doujin circles such as Hardcore Tano*C and Diverse System.

Masaya is an all-round artist, being proficient in piano, bass, and guitar, having dabbled in several styles and countless genres. He is well-versed on EDM, dubstep, drumstep, electro, glitch hop, and psytrance, but often does trap, hardcore, hardstyle, and speedcore. He also composes denpa music, often collaborating and even releasing a few albums together with vocalist ななひら.

Masaya is also part of the Beatnation Records label as of April 10th, 2014, as per Sota Fujimori's choice.