Earned the vibes of punk, noise, and pre-emos during in the U.S.A. in the 90s. Sings from low to high and gives an impression of a female voice. After finishing college, coming back to Japan in 1999, became serious of being a singer and songwriter, playing electric and acoustic guitars and bass guitar, producing, recording, mixing, and computer programmings.

In March, 2001, produced the sound tracks for Nippo Electric which exhibited at Lighting Fair 2001 in Tokyo Big Site in March, 2001. Wrote 3 insturmental songs (cart, m.o.m., friction) and the string arrangement, played guitars, synth, programmings, and produced. The songs were played in the "cafe" styled futuristic booth and the 2,500 corporate CD-ROMs were given away at the exhibition.

In September, 2001, a Japanese Label, Flavor of Sound, released a brasilian flavored club oriented organic song, compilation album, Weekend in Tokyo, which contains Yoshinari Nakamatsu's solo track, "CART- OFF THE GROUND MIX-." The song was played several times on J-WAVE, a Japanese major radio station, and was remained in CRJ chart for 3 weeks.

In September 14, 2001, made a live recording of 3 songs on Laguna Beach, CA, by a Mini Disc Recorder. Besides the terrorism at that time, the recording with children's screemings and the sound of waves behind the vocal and "$100 nylon strings guitar" gives peaceful image. "The method to record the tracks is as if opening a full aperture to shoot the atomosphere around me." After the trip, the live tracks had additional flute by Kazuo Yoshida. Released as "Given Holiday" with additional studio track.

in 2002, formed a band, AVAILABLE LIGHTS, and played in Tokyo and Yokosuka, etc. Featured brazilian style acoustic guitar sound, flute, vocals, percussions, drums and bass. Playing wide range of music genres from Bossa Nova, Samba, Latin Jazz, to Reggae, which tends to mix all of the essence in each kind. "Trying to make you feel like being in Summer."

In 2004, produced a Japanese acoustic combo, Chouchin, and recorded, mixed, and mastered.

In 2006, made the soundtracks for MTV JAPAN "GIRL'S COLLECTION" theme song (song writing, strings arrangement) and worked as a sound engineer for " Cannon Website

In 2004, organized the event, "SAUNA," where people can relax and feel couzy with DJs and live music. In 2006, succeeded to have "SAUNA - DEAR WINE-" in Dr. NakaMats House Colosseum and made an article on a French Fashion Magazine, NUMERO TOKYO, released in September, 2006.

In Sep. 2007, took a solo live tour in New York. After retruned to Japan, participated for September Concert at Yoyogi Park Out Door Special Stage. Akki & Yossi, with Akimasa Yamada (Laptop PC), made for having "Head Phone Live" which musicians and audience put on head phones, had an official debut live at Le Placard TOKYO.

In Jan. 2008,played a role of an owner of jazz bar for JR East Japan Mobile SUICA radio advertisement. Broad casting a studio live from Tokyo to Tomoko WIller's photo exhibition in Paris, which was reported in Ryukyu Shinpou News Paper.

In July 7th, 2008, released the 1st solo EP "Cafe De Yoshi" from his new own label "DNR," having 6 songs based in a concept of "Brazilian music meets Oceanin music" played in Bora Bora (Tahiti) .

Website :- www.available-lights.jp