# Ju-ken
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> Source: https://en.wikipedia.org/wiki/Ju-ken
> Source revision: 1350946410
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{{Infobox musical artist
| name = Ju-ken
| image = VAMPS at Roseland - 12082013 - 022.jpg
| image_size =
| caption = Ju-ken in New York City, 2013
| birth_name =
| alias = Date
| birth_date = {{Birth date and age|1971|06|27}}
| origin = [Funabashi, Chiba](/source/Funabashi%2C_Chiba), Japan
| background = non_vocal_instrumentalist
| instrument = [Bass](/source/bass_guitar), [contrabass](/source/contrabass)
| genre = [Alternative rock](/source/Alternative_rock), [hard rock](/source/hard_rock), [pop punk](/source/pop_punk), [pop rock](/source/pop_rock), [pop](/source/Pop_music)
| occupation = [Session musician](/source/Session_musician), [bassist](/source/bassist)
| years_active = 1998–present
| label =
| website = {{URL|http://ju-ken.velvet.jp/}}
}}
'''Ju-ken''' (born June 27, 1971 in [Funabashi, Chiba](/source/Funabashi%2C_Chiba), Japan) is a Japanese [session](/source/session_musician) bassist. He was a support member of [Gackt](/source/Gackt), [Vamps](/source/Vamps_(band)) and [Anna Tsuchiya](/source/Anna_Tsuchiya). He is one of the most in-demand bassists in Japan.{{Citation needed|date=March 2023}}
== Career ==
Ju-ken started his professional career when he was 26 as a member of the band Nitro alongside [By-Sexual](/source/By-Sexual) drummer Nao and [Ilmari](/source/Keisuke_Ogihara) of [Rip Slyme](/source/Rip_Slyme). In 1998, he played bass on the first disc of [Heath](/source/Heath_(musician)) first full-length studio album, ''Gang Age Cubist''.[{{cite book |chapter=Talk About Heath: I.N.A. |title=All About Heath |publisher=Rittor Music |isbn=978-4-8456-4131-4 |year=2024 |pages=108–109}}]
Ju-ken supported the supergroup [S.K.I.N.](/source/Skin_(Japanese_band)) at their only concert in 2007, and participated in [Gackt](/source/Gackt)'s 2008-2009 «Requiem et Reminiscence II 〜再生と邂逅〜» tour. In 2017, he formed the band {{Nihongo|Sengoku Jidai: The Age of Civil Wars|戦国時代－The age of civil wars－}}, where he uses the name "Date", with Kazuma and Jun-ji of [Siam Shade](/source/Siam_Shade) and Jurassic vocalist Yu+ki.[{{cite web |url=https://barks.jp/news/800476/ |title=謎のバンド「戦国時代」の正体は…YU+KI(ex.JURASSIC)、KAZUMA（ex.SIAM SHADE）ら集結 |work=Barks |language=ja |date=2017-09-15 |accessdate=2026-02-07}}] Ju-ken began working with a third Siam Shade member in 2025, when he formed a duo with Natchin, where they both play bass and sing.[{{cite book |chapter=Rockin' News File |title=We Rock Vol. 112 |publisher=Sound Designer |date=2026-04-15 |page=81 |id=4912118270564}}]
== Discography ==
=== Anna Tsuchiya ===
:*[Anna Tsuchiya Inspi' Nana (Black Stones)](/source/Anna_Tsuchiya_Inspi'_Nana_(Black_Stones)) (CD+DVD) (2007)
:*[Bubble Trip/Sweet Sweet Song](/source/Bubble_Trip%2FSweet_Sweet_Song) (CD+DVD) (2007)
:*Anna Tsuchiya feat. AI - Crazy World (CD+DVD) (2008)
:*[Nudy Show!](/source/Nudy_Show!) (2008)
:*1st Live Tour Blood Of Roses (DVD) (2007)
=== Ends ===
:*Live 2005 Total Tone DVD (2005)
=== Gackt ===
==== Studio albums ====
:*[Crescent](/source/Crescent_(Gackt_album)) (2003)
:*[7th night ~unplugged~](/source/The_Seventh_Night%3A_Unplugged) (2004)
:*[Love Letter](/source/Love_Letter_(Gackt_album)) (2005)
:*[Diabolos](/source/Diabolos_(Gackt_album)) (2005)
==== Singles ====
:*[Todokanai ai to shitteita no ni osaekirezu ni aishitsuzuketa](/source/Todokanai_Ai_to_Shitteita_no_ni_Osaekirezu_ni_Aishitsuzuketa...) (2005)
:*[Metamorphoze](/source/Metamorphoze) (2005)
:*[BLACK STONE](/source/Black_Stone_(song)) (2005)
:*[Love Letter](/source/Love_Letter_(Gackt_song)) (2006)
:*[Redemption](/source/Redemption_(Gackt_song)) (2006)
==== DVD ====
:*Live Tour 2004 The Sixth Day & Seventh Night~Final~ (2004)
:*DIABOLOS ~Aien no Uta~ in Korea (2006)
:*Live Tour 2005 DIABOLOS ~Aien no Uta to Seiya no Namida~ (2006)
:*Greatest Filmography 1999-2006 ~Red~ (2007)
:*Greatest Filmography 1999-2006 ~Blue~ (2007)
:*Training Days 2006 Drug Party ~ Zepp Tokyo Live (2007)
:*Training Days in Taiwan Drug Party Asia Tour (2007)
:*Training Days in Korea Drug Party Asia Tour (2007)
:*Nine*Nine (2008)
:*Platinum Box V (2004)
:*Platinum Box VI (2005)
:*Platinum Box VII (2006)
:*Platinum Box VIII (2008)
:*Platinum Box IX (2009)
=== Tomoyasu Hotei ===
==== DVD ====
:*MONSTER DRIVE PARTY!!! (2005)
:*All Time Super Best Tour (2006)
:*Super Soul Sessions (2007)
:*Hotei and The Wanderers — Funky Punky Tour 2007-2008 (2008)
=== Inoran ===
:*ニライカナイ (Niraikanai) (CD+DVD) (2007)
=== Shue (酒井愁) ===
:*夜露死苦哀愁 (CD) (2007)
Music author for «M-2.die in peace» (track 2 on the album)
=== Vamps ===
==== Studio albums ====
:*[Beast](/source/Beast_(Vamps_album)) (2010)
==== Singles ====
:*[Love Addict](/source/Love_Addict_(Vamps_song)) (CD+DVD) (2008)
==== DVD ====
:*Vamps Live 2008 (2009)
:*Vamps Live 2009 U.S.A. (2010)
:*Vamps Live 2009 (2010)
== Equipment ==
Ju-ken primarily uses handmade [Sugi](/source/Sugi_Guitars) and vintage and custom shop [Fender](/source/Fender_Musical_Instruments_Corporation) basses
=== Sugi basses (names given by Ju-ken) ===
* [Sugi](/source/Sugi_Guitars) Burst
* Sugi Tiki
* Sugi Nero
* Sugi Daruma
* Sugi Spiderman
* Sugi Bel Verde
=== Fender Basses ===
* Fender American Deluxe Jazz Bass (at least 2 of them)
* Fender '65 vintage Jazz Bass
* Fender '73 vintage Jazz Bass
* Fender '73 vintage Precision Bass
* Fender '78 vintage Precision Bass
* Fender Precision Bass (current model)
* Fender Custom Shop Jazz Bass
=== Other basses ===
* Spector NS-2
* Musicman Stingray
* Michael Kelly Dragon Fly acoustic Bass
=== Other instruments ===
* Paul Reed Smith Singlecut/20th Artist Package Guitar
* Unidentified Contrabass
=== Amplification ===
* Fender 400h head
* Fender 810 Pro Enclosures cabinet
* MarkBass Mini Cmd 151p combo
=== Other equipment ===
* [Fostex](/source/Fostex) FR-2LE Field Memory Recorder
* [Fostex](/source/Fostex) MC11S Stereo Microphone
* [Fostex](/source/Fostex) T50RP Headphones
==References==
{{No footnotes|date=July 2011}}
{{Reflist}}
* https://web.archive.org/web/20080928121134/http://www.ju-kenthebass.net/ {{invalid}}
* https://web.archive.org/web/20070515053034/http://snakepit.jp/mobileinfo.html {{invalid}}
* https://web.archive.org/web/20081022183430/http://www2.fostex.jp/user_file/fostex-sh/etc/JU-KEN.html {{invalid}}
==External links==
* https://web.archive.org/web/20100206010818/https://web.archive.org/web/20100206010818/http://ju-ken.velvet.jp/
* https://web.archive.org/web/20100202014231/http://blog.ju-ken.velvet.jp/
* http://www.quintillionquiz.com
* http://blog.quintillionquiz.com
* https://web.archive.org/web/20081121083303/http://www.hotei.com/pc/jp/tour2007-2008/
* http://hellmetz.blog111.fc2.com
* https://web.archive.org/web/20081022183430/http://www2.fostex.jp/user_file/fostex-sh/etc/JU-KEN.html
{{Vamps}}
{{authority control}}
{{DEFAULTSORT:Ju-ken}}
Category:1971 births
Category:Living people
Category:Japanese male bass guitarists
Category:21st-century Japanese bass guitarists
Category:Japanese session musicians
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Adapted from the Wikipedia article [Ju-ken](https://en.wikipedia.org/wiki/Ju-ken) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Ju-ken?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.