Kotoko discography

This is the discography of the I've Sound singer Kotoko.

Albums

Studio albums

Year	Album details	Peak Oricon chart positions	Sales (JPN)	Certifications (sales thresholds)
2000	Sora o Tobetara... Released: December 29, 2000 Label: Self-release Format: CD	—
2004	Hane Released: April 24, 2004 / June 20, 2006 (US) Label: Geneon Entertainment Inc. Format: CD	7	40,383
2005	Garasu no Kaze Released: June 8, 2005 Label: Geneon Entertainment Inc. Format: CD	6	47,706
2006	Uzu-maki Released: December 13, 2006 Label: Geneon Entertainment Inc. Format: CD	16	36,965
2009	Epsilon no Fune Released: October 14, 2009 Label: Geneon Entertainment Inc. Format: CD, CD+DVD	12	15,475
2011	Hiraku Uchū Pocket Released: October 5, 2011 Label: Warner Music Japan Format: CD	21
2013	Kūchū Puzzle Released: November 20, 2013 Label: Warner Music Japan Format: CD, CD+DVD	19
2018	Tears Cyclone: Kai Released: June 27, 2018 Label: NBCUniversal Format: CD	29
2019	Tears Cyclone: Sei Released: June 26, 2019 Label: NBCUniversal Format: CD, CD+Blu-ray disc	26

Compilation albums

#	Album information	Sales
Debut	Anime's Compilation Best Released: December 23, 2009 Oricon top 300 position: #32	9,801

Singles

Year	Song(s)	Peak Oricon chart position	Total sales	Certification	Album
2001	"Love a Riddle"	—
2002	"Shooting Star"	62
2003	"Second Flight" (with Hiromi Satō)	15
2004	"Oboetete ii yo/DuDiDuWa*lalala"	15			Garasu no Kaze
	"Re-sublimity"	8	50,119
2005	"Chi ni Kaeru (On the Earth)"	19	28,706
	"421: A Will"	16	13,667		Garasu no Kaze
2006	"Face of Fact (Resolution ver.)"	21
	"Being"	4	34,736		Uzu-maki
	"Chercher"	16	17,090
2007	"Kirei na Senritsu"	18	12,249
	"Hayate no Gotoku!"	7	33,421		Epsilon no Fune
	"Shichiten Hakki Shijou Shugi!"	8	28,619
	"Real Onigokko"	15	13,763		Epsilon no Fune
2008	"Blaze"	13	26,813
	"Special Life!"	13	14,502
	"U Make Ai Dream"	46
2009	"Snipe"
	"Ao-Iconoclast / Pigeon-The Green-ey'd Monster"	26	7,003
	"Daily-daily Dream"	16	10,428
	"Screw"	24	4,649
2010	"Hekira no Sora e Izanaedo"	18	7,618
	"Loop-the-Loop"	18	4,304		Kūchū Puzzle
2011	"Light My Fire"	19
	"One-Chance!!" (with Hiromi Satō)
2012	"Unfinished"	14			Kūchū Puzzle
	"Restart"	37
2013	"Kaiki Shinsei: Recurrent Nova/Natsukaze Nostalgia" (with Hiromi Satō)	34
2014	"Tough Intention"	34
	"Zone-It"	48
2015	"Art As"
2016	"Plasmic Fire" (with Altima)	19
2022	"PHANTOM PAIN" (with ZYTOKINE)

Other album appearances

Year	Song(s)	Album	Ref.
2000	"Prime" (with Aki)	Dear Feeling
	"Sora Yori Chikai Yume" (Second Track)
	"Ashita no Mukō"
2002	"Namida no Chikai" (Album mix)	Disintegration
	"Flow: Mizu no Umareta Basho"
	"I Can't Get Over Your Best Smile"
	"Resolution of Soul"
	"Wing my Way" (Album mix)
	"Kimi yo, Yasashii Kaze ni Nare"
	"Dirty Boots" (as Outer)	Dirty Gift
	"Ano Hi no Kimi e"	Onegai Teacher 2nd Vocal Album - Stokesia
	"Snow Angel"
	"Amethyst"	Tsumamix Vocal Collection
2003	"Face of Fact"	Lament
	"Save Your Heart" (Album mix) (with Kaori Utatsuki)
	"Kageri" (Album mix)
	"Feel in tears"
	"Natsukusa no Senro" (with Kaori Utatsuki)
	"Lament"
	"Heart of Hearts"	Outflow
	"Close to me..."
	"Sensitive"
	"Change My Style: Anata no Konomi no Watashi ni "	Short Circuit
	"Ren'ai Chu!" (Remix) (with Kaori Utatsuki)
	"Sakuranbo Kiss: Bakuhatsu Damo n"
	"You're My Treasure" (Remix) (with Aki and Rimikka)
	"Achichina Natsu no Monogatari"
	"Magical Sweetie"
	"Cream+Mint"
	"Omoide wa Kaze no Naka de..."
	"Short Circuit"
2004	"Namida no Chikai" (the divine pledge of tears)	I've Remix Style Mixed Up
	"Boundary Line"	Silent Half Special CD
2005	"Abyss"	Collective
	"We Survive"
	"Lupe"
	"Imaginary Affair"
	"Trust You're Truth: Ashita o mamoru yakusoku"
	"Collective"
2006	"Allegretto: Sora to Kimi"	Kono Aozora ni Yakusoku o Special CD
2007	"Nee, ...Shiyō yo!"	Short Circuit II
	"Seishun Rocket"
	"Princess Bride!"
	"Atarashii Koi no Katachi" (Short Circuit Edit)
	"Mighty Heart: Aru Hi no Kenka, Itsu mo no Koigokoro"
	"Hajimemashite, Koi"
	"Otomegokoro tasu Nekomimi no Heihōkon wa Mugen" (with Eiko Shimamiya)
	"Kyururun Kiss de Jumbo"
	"Princess Brave!"
	"Maple Syrup"
	"Double Harmonize Shock!!" (with Kaori Utatsuki)
	"Synthetic Organism" (as Outer)	I've Mania Tracks Vol.1
	"Hallucino" (Remix)
	"Time Heals All Sorrows"
	"L.A.M Laze and Meditation" (2001 P.V Long Arrange Mix) (as Outer)
	"Crossed Destiny"
	"Philosophy" (Proto type Mix)
	"Leave Me Hell Alone" (as Outer)
2008	"Suppuration -core-" (G.M.S. remix)	Master Groove Circle
	"Real Onigokko" (Ben Watkins from Juno Reactor remix)
	"Re-sublimity" (Shiva Joerg & Hard Stuff remix)
	"Uzu-maki" (Eat Static remix)
	"Kisetsu no Shizuku"	The Front Line Covers
	"Belvedia"
2009	"Ha!!!ppiness" (as Outer)	I’ve Mania Tracks Vol. II
	"Prime: "Thank you" and "From now""
	"Absurd"
	"Yakusoku"
	"Cave"
	"Fatally"
	"Seishun Rocket" (Short Circuit II Edit) (with Kaori Utatsuki)
	"Akanezora: Sore ga Bokura no Sekai Datta"	Maji de Watashi ni Koi Shinasai! Special CD
2010	"Blossomdays"	Short Circuit III
	"Raspberry"
	"Crash Course: Koi no Tokubetsu Lesson" (with Kaori Utatsuki)
	"I need magic: Tokenai Maji Kyun"
	"Omamagoto"
	"Stars Biscuit"
	"Swift Love: Kenzen Danshi ni Monomōsu"
	"Lilies line"
	"Yumemishi Boom! Boom!"
	"Jōshiki! Butler Kōshinkyoku"
	"Hoshizora Interceptor" (with Kaori Utatsuki)
	"La clef: Meikyū no Kagi"	Extract
	"Restoration: Chinmoku no Sora"
	"A Piacere"
	"Oblivion"
	"Jihad"
	"Leaf Ticket"
	"Ketsudan no Entrance"
	"Onaji Sora no Shita de"
	"Gensō no Prism"
	"Hallucino"
	"Undying Love"
	"Cross Up"	I've Mania Tracks Vol. III
	"Loose"
	"I Pray to Stop My Cry"
	"Gensō no Prism"	Prism Magical Special CD
2011	"Fly to the Top"	Tribal Link
	"Immoral"
2012	"U Make Ai Dream"	Level Octave
	"Genzai no Requiem" (Album mix)
	"Bloom"
	"Presto"
	"U"	Comic Market CD 83
	"Wing of Zero"
2013	"Kirameku Otome"	'Nekoneko Soft' Soshite Kirameku Otome to Himitsu 5 Special CD
2014	"Wing of Zero"	Evidence Nine
	"Reboot On/↓0"
	"Soupir D'Ange"
	"Love Mission!!: Nanda. Tada no Koi ka"
2016	"Stardust Train"	The Time: 12 Colors
2017	"Sign of Suspicion"	Alive
	"Imaginary Affair" (2017 Version)
2018	"Erika" (with Tatsh)	War of Brains Original Soundtrack
	"Instincts Answer"	ave;new Concept Mini Album Labyrinthine Nerve
2022	"INTERNET OVERDOSE" (with Aiobahn)	NEEDY GIRL OVERDOSE official soundtrack

Other Appearances on albums

#	Album information	Sales	Notes
1	SxW EP (mini album) (SxW -Soul World-) (Luna Haruna Second Mini Album) To be release: February 22, 2017 Oricon top 200 position:		The song will be collaborating with Luna Haruna