The discography of the Japanese singer-songwriter Hiroko Moriguchi consists of seventeen studio albums (including six cover albums), eight compilation albums, and thirty four singles released since 1985.
Albums Studio albums Year Information Peak positions Oricon BillboardJapan1985Mizu no Hoshi e Ai o Komete Released: November 21, 1985 (LP); December 5, 1985 (CD) Label: Starchild Formats: LP, CD, cassette——1989Prime Privacy Released: November 21, 1989 Label: Starchild Formats: CD, cassette——1991Tranquility -Yasashii Hoshi de- Released: November 21, 1991 Label: Starchild Formats: CD, cassette——1992Hikkoshi wo Suru yo! Released: September 16, 1992 Label: King Records Formats: CD, cassette——1993Issho ni Aruite Ikeru Released: July 27, 1993 Label: King Records Formats: CD, cassette——Ashita Genki Nina are Released: December 1, 1993 Label: King Records Formats: CD, cassette——1994Let's Go Released: May 25, 1994 Label: King Records Formats: CD, cassette30—1995Parade Released: July 5, 1995 Label: King Records Formats: CD, cassette27—1996Kitto Aitaku Narudeshō Released: September 21, 1996 Label: King Records Formats: CD, cassette48—1997Happy Happy Blue Released: September 17, 1997 Label: King Records Formats: CD, cassette——2021Aoi Inochi Released: August 4, 2021 Label: Sonic Blade Formats: CD, CD+BD, digital17192025Your Flower: Uta no Hanataba o Scheduled: December 3, 2025 Label: King Records Formats: CD, 2CD+BD, digital14TBA
Cover albums Year Information Peak positions Sales Oricon BillboardJapan2019Gundam Song Covers Released: August 7, 2019 Label: King Records Formats: CD, digital35 JPN: 130,0002020Gundam Song Covers 2 Released: September 16, 2020 Label: King Records Formats: CD, digital242022Gundam Song Covers 3 Released: March 9, 2022 Label: Sonic Blade Formats: CD, CD+BD, digital332023Anison Covers Released: May 24, 2023 Label: Sonic Blade Formats: CD, CD+BD, digital1112 JPN: 6,4922024Anison Covers 2 Released: August 7, 2024 Label: Sonic Blade Formats: CD, CD+BD, digital862025Gundam Song Covers: Orchestra Released: June 18, 2025 Label: Sonic Blade Formats: CD, 2CD+BD, digital7—2026Anison Covers 3 Released: December 16, 2026 Label: Sonic Blade Formats: CD, CD+BD, digitalTBATBA
Compilations YearInformationOricon weeklypeak positionCertifications1989Still Love You Released: January 21, 1989 Label: Starchild Formats: CD, cassette—1991Eternal Songs Released: June 21, 1991 Label: King Records Formats: CD, cassette101992Eternal Songs II Released: July 22, 1992 Label: King Records Formats: CD, cassette191995Best of My Life: Moriguchi Hiroko Single Selection Released: November 22, 1995 Label: King Records Formats: CD, cassette18 RIAJ: Gold1998Kiseki: Best Selection Released: February 21, 1998 Label: King Records Formats: CD, cassette—2000All Singles Collection Released: June 13, 2000 Label: King Records Formats: CD—2010Single Best Collection Released: July 7, 2010 Label: King Records Formats: CD1002013Perfect Best Released: October 2, 2013 Label: King Records Formats: CD—
Extended plays YearInformation1990Vocal Released: February 21, 1990 Label: Starchild Formats: CD
Singles Regular singles + List of singles, with selected chart positions Title Date Peak chart positions Certifications AlbumOricon Singles Chart "Mizu no Hoshi e Ai wo Komete" August 5, 1985 16 Mizu no Hoshi e Ai wo Komete "Sumire no Kimochi -Try Me Again-" February 21, 1986 87 Still Love You "Still Love You" April 21, 1987 — "Kareha-iro no Smile" November 21, 1987 — "Endless Dream" April 21, 1988March 21, 1991 —94 "Samurai Heart" September 21, 1988 88Prime Privacy "Yume ni Aikagi" August 21, 1989 — "Koi wa Tahiti de Are-Are-A!" August 21, 1990 32 Non-album single "Eternal Wind (Hohoemi wa Hikaru Kaze no Naka)" February 5, 1991 9 RIAJ: Gold Eternal Songs "Yasashii Hoshi de" November 21, 1991 67 Tranquility -Yasashii Hoshi de- "Yume ga Mori Mori" May 21, 1992 50 Hikkoshi wo Suru yo! "Speed" September 24, 1992 15 Issho ni Aruite Ikeru "Whistle" June 9, 1993 10 "Ai wa Yume no Tonari ni (Dear Formula 1 Pilot)" October 21, 1993 25 Best of My Life: Moriguchi Hiroko Single Selection "Let's Go" February 16, 1994 13 Let's Go "Yūwaku Shite yo ne Natsudakara" June 22, 1994 37 Best of My Life: Moriguchi Hiroko Single Selection "Lucky Girl (Shinjiru Mono wa Sukuwareru)" November 3, 1994 30Parade "Motto Umaku Suki to Ietanara" March 3, 1995 17 RIAJ: Gold "Anata no Soba ni Iru Dake de" June 21, 1995 20 "Anata to Itajikan" September 21, 1995 17 Best of My Life: Moriguchi Hiroko Single Selection "Shisen" June 5, 1996 35 Kitto Aitaku Narudeshō "Sono Mune no Naka de Zutto Zutto" March 5, 1997 60Happy Happy Blue "Someday Everyday" August 21, 1997 — "Hitori ja Nai yo" November 12, 1997 82 Kiseki: Best Selection "Say Say Say" November 6, 1998 — All Singles Collection "Ashita, Kaze ni Fukarete" November 22, 2000 —Non-album singles "Yasashiku Naritai" April 27, 2005 171 "Mō Hitotsu no Mirai (Starry Spirits)" November 28, 2007 23 "Puzzle" May 12, 2010 120 Single Best Collection "I Wish (Kimi ga Iru Kono Machi de)" June 17, 2015 43Aoi Inochi "Hoshi Yori Saki ni Mitsukete Ageru" November 17, 2015 57 "Sora no Kanata de" November 16, 2016 58 Gundam Song Covers "Torikago no Shōnen" February 14, 2018 35 Aoi Inochi "Akatsuki no Kuruma" September 2, 2019 — Gundam Song Covers 2 "Ubugoe" June 1, 2022 10Your Flower: Uta no Hanataba wo "Eternal Days (Anata ga ite Yokatta)" October 17, 2025 — "—" denotes releases that did not chart.
Collaboration singles + List of singles, with selected chart positions Title Date Peak chart positions AlbumOricon Singles Chart "Izayuke Wakataka Gundan"(Collaboration with Full Monty) March 26, 2003 — Non-album single "Knock!! Knock!! Knock!!"(Collaboration with Blooming Girls) June 13, 2017 66 Knock!! Knock!! Knock!! "Tsuioku Symphonia"/"Hatenai ano Sora e"(Collaboration with Mami Ayukawa) October 23, 2019 11 Non-album single"Soro Soro Fuyu desu nee" (As part of the unit Cutie☆MoriMori)February 6, 2024—This single was ineligible due to it being simultaneously billed to each singerDigital single; billed individually under Moriguchi, Yu Hayami, and Iyo Matsumoto "—" denotes releases that did not chart.
Videography Music video albums + List of media, with selected details Title Album details Vitamines Released: March 3, 1995 Label: King Records Formats: LD, VHS
Live video albums + List of media, with selected details Title Album details Hiroko Moriguchi 1st Concert: Baradoll Panic Hyû Hyû Released: November 21, 1990 Label: Starchild Formats: LD, VHS Hikkoshi wo Suru kara Asobi ni Oide Released: November 21, 1992 Label: King Records Formats: LD, VHS Heart Vitamine Tour '93: Tokidokidokidoki Shiyou yo Released: September 22, 1993 Label: King Records Formats: LD, VHS Heart Vitamin Tour '95: Parade Released: December 5, 1995 Label: King Records Formats: LD, VHS Hiroko Moriguchi Concert Tour '96: Sisen Released: March 5, 1997 Label: King Records Formats: LD, VHS '05 Hiroko Moriguchi 20th Anniversary Concert: Deatte Kurete Arigatō Released: July 2005 Label: King Records Formats: DVD Hiroko Moriguchi 25th Anniversary Concert: Puzzle na Jikan| Released: December 2010 Label: King Records Formats: DVD |- | align="left"| '''Hiroko Moriguchi 30th Anniversary Concert: I Wish (Kimi ga Iru Kono Machi de) | Released: October 28, 2015 Label: King Records Formats: DVD |- | align="left"| Hiroko Moriguchi 35th Anniversary Concert: Aoi Inochi'' Released: June 29, 2022 Label: Sonic Blade Formats: Blu-ray
Exclusive releases + List of media, with selected details Title Album details '97 Concert Tour Happy Happy Blue Released: June 1998 Label: Club M (Hiroko Moriguchi Fan Club) Formats: VHS 99 15th Anniversary Concert| Released: April 2000 Label: Club M Formats: VHS |- | align="left"| '''01 New Year Live 2001: 21 Seiki e no Okurimono | Released: April 2001 Label: Club M Formats: VHS |- | align="left"| 02 Song for you Vol.1: tant tant tant'' Released: 2003 Label: Club M Formats: VHS
Other video releases + List of media, with details Title Album details Idol Kogane Densetsu: Hiroko Moriguchi Released: June 22, 2001 Label: Broadway Formats: DVD
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