Hiroshi Kamiya is a Japanese voice actor, singer and narrator affiliated with Aoni Production. He is best known for being the voice of Choromatsu Matsuno from Osomatsu-san, Takashi Natsume from Natsume Yūjin Chō, Akashi Seijuro from Kuroko's Basketball, Levi Ackerman from Attack on Titan, Mephisto Pheles from Blue Exorcist, Yuzuru Otonashi from Angel Beats!, Yato from Noragami, Nozomu Itoshiki from Sayonara, Zetsubou-Sensei, Koyomi Araragi from the Monogatari series, Sōma from Working!!, Izaya Orihara from Durarara!!, Trafalgar Law from One Piece, Tieria Erde from Mobile Suit Gundam 00, and Kinshirō Kusatsu from Cute High Earth Defense Club LOVE!. He won "Best Lead Actor" and "Best Personality" at the Third Seiyu Awards, and "Best Supporting Actor" at the Second Seiyu Awards. He hosts radio show Dear Girl Stories along with voice actor Daisuke Ono.

Hiroshi Kamiya plays as Ittetsu Takeda (voice) in Bluelock.
Hiroshi Kamiya is the top #1 member of the cast and appears in 85 episodes.

Koki Uchiyama (内山 昂輝, Uchiyama Kōki, August 16, 1990) is a Japanese actor, voice actor (seiyū) and singer from Saitama Prefecture. He is affiliated with Himawari Theater Group. In 2011, he won Best Rookie Actor at the 5th Seiyū Awards, and in 2015, Best Voice Actor at the Tokyo Anime Awards.

Koki Uchiyama plays as Kei Tsukishima (voice) in Bluelock.
Koki Uchiyama is the top #2 member of the cast and appears in 85 episodes.

Katsuyuki Konishi (小西 克幸, Konishi Katsuyuki) is a Japanese voice actor and stage actor currently affiliated with Ken Production. He was the vice-chairman of the theater company Hero Q. Azuma Shin and Fujibaku Hatsu are aliases of Konishi Katsuyuki for adult games and anime.

Katsuyuki Konishi plays as Amidamaru (voice) in Bluelock.
Katsuyuki Konishi is the top #3 member of the cast and appears in 52 episodes.

Kenichi Suzumura was born September 12, 1974 in Niigata, Japan and raised in Osaka. He is a voice actor and singer currently affiliated with Intention, which he is also the representative director of and formerly affiliated with Arts Vision. He made his television animation debut on Macross 7 in 1994. In addition to performing many different character songs in his voice acting career, Suzumura has become a singer signed under the Lantis label. As a solo artist he writes all his songs. In his debut year 2008, Suzumura also became one of the main hosts of the annual live music event Original Entertainment Paradise. He is married to fellow voice actress Maaya Sakamoto. Katsumi Aida, Takeshi Sonomura and Daisuke Takigawa are aliases Kenichi Suzumura used for adult work.

Kenichi Suzumura plays as Takehisa Hinawa (voice) in Bluelock.
Kenichi Suzumura is the top #4 member of the cast and appears in 48 episodes.

Yuki Ono plays as Josuke Higashikata (voice) in Bluelock.
Yuki Ono is the top #5 member of the cast and appears in 39 episodes.

Junichi Suwabe is a Japanese voice actor and singer.

Junichi Suwabe plays as Leone Abbacchio (voice) in Bluelock.
Junichi Suwabe is the top #6 member of the cast and appears in 39 episodes.

Shoya Chiba plays as Kiyotaka Ayanokoji (voice) in Bluelock.
Shoya Chiba is the top #7 member of the cast and appears in 25 episodes.

Takahiro Sakurai is a Japanese voice actor who was born in Okazaki. He was a member of 81 Produce and has been attached to INTENTION since July 20 of 2014, the management company established by Kenichi Suzumura, one of his good friends.

Takahiro Sakurai plays as Sae Itoshi (voice) in Bluelock.
Takahiro Sakurai is the top #8 member of the cast and appears in 16 episodes.

Yoshitsugu Matsuoka is a Japanese voice actor from Hokkaido. He is affiliated with I'm Enterprise. He was honored at the 6th Seiyu Awards for Best New Actor in 2012 and the 10th Seiyu Awards for Best Lead Actor in 2016. He is best known for being the voice of Kirito from Sword Art Online, Sorata Kanda from The Pet Girl of Sakurasou, Sora from No Game No Life, Arata Kasuga/Astral Trinity from Trinity Seven, Sōma Yukihira from Food Wars!: Shokugeki no Soma, and Masamune Izumi from Eromanga Sensei. As of June 17, 2019, he is the current official Guinness World Record holder for the most unique sound bites provided by a voice actor at an exceeded 10,000 words in Danmachi - Memoria Freese.

Yoshitsugu Matsuoka plays as Jingo Raichi (voice) in Bluelock.
Yoshitsugu Matsuoka is the top #9 member of the cast and appears in 16 episodes.

Masatomo Nakazawa (中澤 まさとも, Nakazawa Masatomo, February 14, 1983) is a Japanese voice actor and actor from Nerima, Tokyo. He is attached to Tokyo Actor's Consumer's Cooperative Society (Haikyō). His real name and former stage name is Masatomo Nakazawa (中澤 匡智, Nakazawa Masatomo). His nickname is Namo (なも).

Masatomo Nakazawa plays as Wataru Kuon (voice) in Bluelock.
Masatomo Nakazawa is the top #10 member of the cast and appears in 16 episodes.