Not yet: Single

16/3/2011 Shuumatsu Not yet (週末Not yet) (CD Theater Edition)
Shuumatsu Not yet (週末Not yet)  (CD Theater Edition) Cover
Info
1. Shuumatsu Not yet (週末Not yet)
2. Hirahira (ひらひら)
3. Sunao ni Naritai (素直になりたい)
4. Warau ga Ii (笑うがいい)
5. Shuumatsu Not yet (週末Not yet) (Instrumental)
6. Hirahira (ひらひら) (Instrumental)
7. Sunao ni Naritai (素直になりたい) (Instrumental)
8. Warau ga Ii (笑うがいい) (Instrumental)

16/3/2011 Shuumatsu Not yet (週末Not yet) (CD+Photbook)
Shuumatsu Not yet (週末Not yet)  (CD+Photbook) Cover
Info
1. Shuumatsu Not yet (週末Not yet)
2. Hirahira (ひらひら)
3. Nakinagara Hohoende (泣きながら微笑んで) (Not yet ver.)
4. Shuumatsu Not yet (週末Not yet) (Instrumental)
5. Hirahira (ひらひら) (Instrumental)
6. Nakinagara Hohoende (泣きながら微笑んで) (Instrumental)

16/3/2011 Shuumatsu Not yet (週末Not yet) (CD+DVD A)
Shuumatsu Not yet (週末Not yet)  (CD+DVD A) Cover
Info
1. Shuumatsu Not yet (週末Not yet)
2. Hirahira (ひらひら)
3. Sunao ni Naritai (素直になりたい)
4. Shuumatsu Not yet (週末Not yet) (Instrumental)
5. Hirahira (ひらひら) (Instrumental)
6. Sunao ni Naritai (素直になりたい) (Instrumental)
DVD:
1. Shuumatsu Not yet (週末Not yet) (PV) (Nakamura Taiko-Directed ver.)
2. Each Not yet "Oshima Yuko" (Document Clip)
3. Each Not yet "Yokoyama Yui" (Document Clip)

16/3/2011 Shuumatsu Not yet (週末Not yet) (CD+DVD B)
Shuumatsu Not yet (週末Not yet)  (CD+DVD B) Cover
Info
1. Shuumatsu Not yet (週末Not yet)
2. Hirahira (ひらひら)
3. Warau ga Ii (笑うがいい)
4. Shuumatsu Not yet (週末Not yet) (Instrumental)
5. Hirahira (ひらひら) (Instrumental)
6. Warau ga Ii (笑うがいい) (Instrumental)

6/7/2011 Naminori Kakigoori (波乗りかき氷) (CD)
Naminori Kakigoori (波乗りかき氷)  (CD) Cover
Info
1. Naminori Kakigoori (波乗りかき氷)
2. Vermeer no Tegami (フェルメールの手紙)
3. Bokutachi no Offshore (僕たちのオフショア)
4. Naminori Kakigoori (波乗りかき氷) (Instrumental)
5. Vermeer no Tegami (フェルメールの手紙) (Instrumental)
6. Bokutachi no Offshore (僕たちのオフショア) (Instrumental)

6/7/2011 Naminori Kakigoori (波乗りかき氷) (CD+DVD A)
Naminori Kakigoori (波乗りかき氷)  (CD+DVD A) Cover
Info
1. Naminori Kakigoori (波乗りかき氷)
2. Vermeer no Tegami (フェルメールの手紙)
3. Hug Tomo (ハグ友)
4. Naminori Kakigoori (波乗りかき氷) (Instrumental)
5. Vermeer no Tegami (フェルメールの手紙) (Instrumental)
6. Hug Tomo (ハグ友) (Instrumental)
DVD:
1. Naminori Kakigoori (波乗りかき氷) (PV)
2. Shuumatsu Not yet (週末Not yet) Premium Event (Digest Clip)
3. Yuko's Discussion Room: "Yokoyama ver." "Sashihara ver." "Kitahara ver."

6/7/2011 Naminori Kakigoori (波乗りかき氷) (CD+DVD B)
Naminori Kakigoori (波乗りかき氷)  (CD+DVD B) Cover
Info
1. Naminori Kakigoori (波乗りかき氷)
2. Vermeer no Tegami (フェルメールの手紙)
3. Greece no Kamotsusen (ギリシャの貨物船)
4. Naminori Kakigoori (波乗りかき氷) (Instrumental)
5. Vermeer no Tegami (フェルメールの手紙) (Instrumental)
6. Greece no Kamotsusen (ギリシャの貨物船) (Instrumental)
DVD:
1. Naminori Kakigoori (波乗りかき氷) (Making of)
2. Documentary "Yuko's Journey"

16/11/2011 Perapera Perao (ペラペラペラオ) (CD Theater Edition)
Perapera Perao (ペラペラペラオ)  (CD Theater Edition) Cover
Info
1. Perapera Perao (ペラペラペラオ)
2. Moto Kare ga Kekkon Suru Toki (元カレが結婚する時)
3. Fuusha ga Mieru Machi (風車が見える街)
4. Mikata (味方)
5. Perapera Perao (ペラペラペラオ) (Instrumental)
6. Moto Kare ga Kekkon Suru Toki (元カレが結婚する時) (Instrumental)
7. Fuusha ga Mieru Machi (風車が見える街) (Instrumental)
8. Mikata (味方) (Instrumental)

16/11/2011 Perapera Perao (ペラペラペラオ) (CD+DVD A)
Perapera Perao (ペラペラペラオ)  (CD+DVD A) Cover
Info
1. Perapera Perao (ペラペラペラオ)
2. Uminari yo (海鳴りよ)
3. Moto Kare ga Kekkon Suru Toki (元カレが結婚する時)
4. Perapera Perao (ペラペラペラオ) (Instrumental)
5. Uminari yo (海鳴りよ) (Instrumental)
6. Moto Kare ga Kekkon Suru Toki (元カレが結婚する時) (Instrumental)
DVD:
1. Perapera Perao (ペラペラペラオ) (PV)
2. Special Content "Pajama de onabekai"
3. Naminori Kakigoori event Yomiuri Land ver. -Digest movie-
4. Naminori Kakigoori event Makuhari messe ver. -Digest movie-
5. Perapera Perao (ペラペラペラオ) (PV) (LIP ver.)
6. Yonpara (Nigaoe ver.)

16/11/2011 Perapera Perao (ペラペラペラオ) (CD+DVD B)
Perapera Perao (ペラペラペラオ)  (CD+DVD B) Cover
Info
1. Perapera Perao (ペラペラペラオ)
2. Uminari yo (海鳴りよ)
3. Fuusha ga Mieru Machi (風車が見える街)
4. Perapera Perao (ペラペラペラオ) (Instrumental)
5. Uminari yo (海鳴りよ) (Instrumental)
6. Fuusha ga Mieru Machi (風車が見える街) (Instrumental)
DVD:
1. Perapera Perao (ペラペラペラオ) (PV)
2. Perapera Perao (ペラペラペラオ) (Making of)
3. Not yet Jinsei no gokui Yui Yokoyama x Kazuo Tokumitsu
4. Not yet Jinsei no gokui Yuko Ohshima x croquette
5. Yonpara (guda guda talk ver. )

16/11/2011 Perapera Perao (ペラペラペラオ) (CD+DVD C)
Perapera Perao (ペラペラペラオ)  (CD+DVD C) Cover
Info
1. Perapera Perao (ペラペラペラオ)
2. Uminari yo (海鳴りよ)
3. Mikata (味方)
4. Perapera Perao (ペラペラペラオ) (Instrumental)
5. Uminari yo (海鳴りよ) (Instrumental)
6. Mikata (味方) (Instrumental)
DVD:
1. Perapera Perao (ペラペラペラオ) (PV)
2. Not yet Jinsei no gokui Rie Kitahara x Kouji Imada
3. Not yet Jinsei no gokui Rino Sashihara x Teruyuki Tsuchida
4. Perapera Perao (ペラペラペラオ) (PV) (DANCE ver.)
5. Perapera Perao (ペラペラペラオ) (PV) (Lecture ver.)
6. Yonpara (tape change ver.)

30/5/2012 Suika BABY (西瓜BABY) (CD)
Suika BABY (西瓜BABY)  (CD) Cover
Info
1. Suika BABY (西瓜BABY)
2. Kibou no Hana (希望の花)
3. Aisareru to iu Koto (アイサレルトイウコト) (Not yet ver.)
4. Suika BABY (西瓜BABY) (Instrumental)
5. Kibou no Hana (希望の花) (Instrumental)
6. Aisareru to iu Koto (アイサレルトイウコト) (Not yet ver.) (Instrumental)

30/5/2012 Suika BABY (西瓜BABY) (CD+DVD A)
Suika BABY (西瓜BABY)  (CD+DVD A) Cover
Info
1. Suika BABY (西瓜BABY)
2. Kibou no Hana (希望の花)
3. Fumouna Yoru (不毛な夜)
4. Suika BABY (西瓜BABY) (Instrumental)
5. Kibou no Hana (希望の花) (Instrumental)
6. Fumouna Yoru (不毛な夜) (Instrumental)
DVD:
1. Suika BABY (西瓜BABY) (PV)
2. Not yet no "Hajimete no Suite Room"

30/5/2012 Suika BABY (西瓜BABY) (CD+DVD B)
Suika BABY (西瓜BABY)  (CD+DVD B) Cover
Info
1. Suika BABY (西瓜BABY)
2. Kibou no Hana (希望の花)
3. guilty love
4. Suika BABY (西瓜BABY) (Instrumental)
5. Kibou no Hana (希望の花) (Instrumental)
6. guilty love (Instrumental)
DVD:
1. Suika BABY (西瓜BABY) (PV)
2. Suika BABY (西瓜BABY) (Off shot)

30/5/2012 Suika BABY (西瓜BABY) (CD+DVD C)
Suika BABY (西瓜BABY)  (CD+DVD C) Cover
Info
1. Suika BABY (西瓜BABY)
2. Kibou no Hana (希望の花)
3. May / Yui Yokoyama solo
4. Suika BABY (西瓜BABY) (Instrumental)
5. Kibou no Hana (希望の花) (Instrumental)
6. May (Instrumental)
DVD:
1. Suika BABY (西瓜BABY) (PV)
2. Perapera Perao (ペラペラペラオ) Premium Event digest

25/9/2013 Hiri Hiri no Hana (ヒリヒリの花) (CD)
Hiri Hiri no Hana (ヒリヒリの花)  (CD) Cover
Info
1. Hiri Hiri no Hana (ヒリヒリの花)
2. Tsugi no Pierce (次のピアス)
3. Mienai Sora wa Itsudemo Aoi (見えない空はいつでも青い)
4. Hiri Hiri no Hana (ヒリヒリの花) (Instrumental)
5. Tsugi no Pierce (次のピアス) (Instrumental)
6. Mienai Sora wa Itsudemo Aoi (見えない空はいつでも青い) (Instrumental)

25/9/2013 Hiri Hiri no Hana (ヒリヒリの花) (CD+DVD A)
Hiri Hiri no Hana (ヒリヒリの花)  (CD+DVD A) Cover
Info
1. Hiri Hiri no Hana (ヒリヒリの花)
2. Tsugi no Pierce (次のピアス)
3. Moshimo, te wo Tsunaide Itara (もしも、手を繋いでいたら)
4. Hiri Hiri no Hana (ヒリヒリの花) (Instrumental)
5. Tsugi no Pierce (次のピアス) (Instrumental)
6. Moshimo, te wo Tsunaide Itara (もしも、手を繋いでいたら) (Instrumental)
DVD:
1. Hiri Hiri no Hana (ヒリヒリの花) (PV)
2. Bonus Video "Hirihiri Part-Time Work" Oshima, Kitahara Versions (特典映像「ヒリヒリアルバイト」大島編・北原編)

25/9/2013 Hiri Hiri no Hana (ヒリヒリの花) (CD+DVD B)
Hiri Hiri no Hana (ヒリヒリの花)  (CD+DVD B) Cover
Info
1. Hiri Hiri no Hana (ヒリヒリの花)
2. Tsugi no Pierce (次のピアス)
3. Bakuhatsu Professor (爆発プロフェッサー)
4. Hiri Hiri no Hana (ヒリヒリの花) (Instrumental)
5. Tsugi no Pierce (次のピアス) (Instrumental)
6. Bakuhatsu Professor (爆発プロフェッサー) (Instrumental)
DVD:
1. Hiri Hiri no Hana (ヒリヒリの花) (PV)
2. Hiri Hiri no Hana (ヒリヒリの花) (Making of)
3. Bonus Video "Hirihiri Part-Time Work" Sashihara, Yokoyama Versions (特典映像「ヒリヒリアルバイト」指原編・横山編)

25/9/2013 Hiri Hiri no Hana (ヒリヒリの花) (CD+DVD C)
Hiri Hiri no Hana (ヒリヒリの花)  (CD+DVD C) Cover
Info
1. Hiri Hiri no Hana (ヒリヒリの花)
2. Tsugi no Pierce (次のピアス)
3. Sasayakana Boku no Teikou (ささやかな僕の抵抗)
4. Hiri Hiri no Hana (ヒリヒリの花) (Instrumental)
5. Tsugi no Pierce (次のピアス) (Instrumental)
6. Sasayakana Boku no Teikou (ささやかな僕の抵抗) (Instrumental)
DVD:
1. Hiri Hiri no Hana (ヒリヒリの花) (PV)
2. "Suika BABY" Premium Event (「西瓜BABY」プレミアムイベント)