Hy4 4yh

hy4_4yh (read as Hyper Yo Yo (ハイパーヨーヨ)) is a female rap duo. They were formed in 2005 as OTOME⑤ with five members and changed their name to YO_OY later that year with the departure of Furukawa and entry of Imai. In 2006, they changed to their current name with Imai's departure.

Current Members

 * Nakajima Yukari (中島由香利) (Lil Yuka, MC Yukarin, MC Atai.)
 * Sakagoshi Yumiko (坂越由実子) (Lil Yumi, Chan Chara, MC Chan)

Former Members

 * Furukawa Eriko (古川英利子)
 * Imai Hitomi (今井仁美)
 * Milano
 * Sadachi

Albums

 * [2005.xx.xx] YO-ban! (YO盤!) (as YO_OY)
 * [2006.05.28] Hyper Yo-ban (ハイパーヨー盤)
 * [2007.01.07] Zoku Hyper Yo-ban (続ハイパーヨー盤)
 * [2007.08.05] Hyper Yo-ban 3 Natsu no Shou (ハイパーヨー盤3 夏の章)
 * [2007.11.23] Hyper Yo-ban 3 Fuyu no Shou (ハイパーヨー盤3 冬の章)
 * [2012.05.16] Hyper Yo-ban 4 (ハイパーヨー盤4)
 * [2014.01.29] STAR☆TING
 * [2015.10.28] Hyperyo△ no Seishun J-RAP (ハイパヨ△の青春J-RAP)
 * [2016.08.10] YAVAY

Best Albums

 * [2012.02.22] Hyper Yo-ban + Zoku Hyper Yo-ban (ハイパーヨー盤 + 続ハイパーヨー盤)
 * [2012.03.21] Hyper Yo-ban 3 ~ Natsu no Shou & Fuyu no Shou (ハイパーヨー盤3〜夏の章&冬の章)
 * [2012.11.21] HYPER SINGLE COLLECTION＋2 :The Early Days 2008-2010

Singles

 * [2008.05.03] Mimirara Mirai (ミミララ未来)
 * [2008.07.12] Katte ni Cinderella II (勝手にシンデレラII)
 * [2008.10.13] Taiyou to Issho (たいようといっしょ)
 * [2009.04.19] Singalong (シンガロング)
 * [2009.07.26] Humming Bird (ハミングバード)
 * [2009.11.11] OH! Seishun!! (OH!青春!!)
 * [2010.04.18] Haru Uta (ハルウタ)
 * [2010.07.04] 444 no Kiseki (444のキセキ)
 * [2010.12.19] SPEEDY WONDER
 * [2012.02.22] U☆CHU
 * [2012.03.21] We ♡ OT / Kanzen Kouryaku (Live Edit) (We ♡ OT/完全攻略 (Live Edit)) (with Negicco)
 * [2012.04.04] Yukeyuke GOGO Onnanoko!! (ゆけゆけGOGO女の子!!)
 * [2012.07.11] BEACH POWER
 * [2012.10.03] TAMA FREE!
 * [2013.04.04] Tickeee Daisakusen! ~ YAVAY (ティッケー大作戦!〜YAVAY)
 * [2013.07.10] Hanabeat (はなびーと)
 * [2014.04.23] Bukubuku / ×YO×× (ぶくぶく/×YO××)
 * [2014.07.30] Tickeee on the Beach (ティッケー・オン・ザ・ビーチ)
 * [2014.12.03] YAVAY JAPAN 2020 / OH!SISTA
 * [2015.05.13] LOVE GENOME / Tengoku⇔Jigoku 2015 (LOVE GENOME/天国⇔地獄 2015)
 * [2017.12.20] SHIBAHAMAX ~ Shibahama Daitai Konnanji (SHIBAHAMAX～シバハマだいたいこんなんじ)
 * [2018.07.18] Ningen Kousaten Gozen 10ji 40bun (人間交差点 午前10時40分)