PIKO: Single

22/7/2009	Thanatos (タナトス) feat. Tissue Hime (ティッシュ姫)
	1.	Thanatos (タナトス) feat. Tissue Hime (ティッシュ姫)
	2.	Akai Hana (赤い花) (EXTENDED VER.)
	3.	Thanatos (タナトス) feat. Tissue Hime (ティッシュ姫) (Instrumental)
	4.	Akai Hana (赤い花) (Instrumental)
	5.	Thanatos (タナトス) (Without Hime)

13/10/2010	Story (CD)
	1.	Story
	2.	Sepia (セピア)
	3.	Ameka Yume (飴か夢)
	4.	Story (Instrumental)
	5.	Sepia (セピア) (Instrumental)
	6.	Ameka Yume (飴か夢) (Instrumental)

13/10/2010	Story (CD+DVD)
	1.	Story
	2.	Sepia (セピア)
	3.	Ameka Yume (飴か夢)
	4.	Story (Instrumental)
	5.	Sepia (セピア) (Instrumental)
	6.	Ameka Yume (飴か夢) (Instrumental)
	DVD:
	-	PIKO Spring Live!! Infinity ~AX no Mudazukai~ (ピコ Spring Live!!『Infinity』～AXの無駄遣い～)
	1.	World's End
	2.	Yamiiro Alice (闇色アリス)
	3.	"I" (「Ｉ」)

8/12/2010	Wasurenagusa (勿忘草) (CD)
	1.	Wasurenagusa (勿忘草)
	2.	Shiroi Yuki no Princess wa (白い雪のプリンセスは)
	3.	Stardust
	4.	Wasurenagusa (勿忘草) (Instrumental)
	5.	Shiroi Yuki no Princess wa (白い雪のプリンセスは) (Instrumental)
	6.	Stardust (Instrumental)

8/12/2010	Wasurenagusa (勿忘草) (CD Tegamibachi Version)
	1.	Wasurenagusa (勿忘草)
	2.	Wasurenagusa (勿忘草) ("Tegamibank REVERSE" 1-bun 29-byou Ver.) (「テガミバチ REVERSE」1分29秒 Ver.)
	3.	Wasurenagusa (勿忘草)

8/12/2010	Wasurenagusa (勿忘草) (CD+DVD)
	1.	Wasurenagusa (勿忘草)
	2.	Shiroi Yuki no Princess wa (白い雪のプリンセスは)
	3.	Stardust
	4.	Wasurenagusa (勿忘草) (Instrumental)
	5.	Shiroi Yuki no Princess wa (白い雪のプリンセスは) (Instrumental)
	6.	Stardust (Instrumental)
	DVD:
	-	PIKO & Sekihan Summer Live! ~ Yappari, AX no mudazukai~ [2010.12.08]:
	1.	Ameka Yume (飴か夢)
	2.	Sepia (セピア)
	3.	Thanatos (タナトス) feat. Tissue Hime (ティッシュ姫)

9/3/2011	Sakurane (桜音) (CD)
	1.	Sakurane (桜音)
	2.	Kotoba Meteor (言葉メテオ)
	3.	Last Chime (ラストチャイム)
	4.	Sakurane (桜音) (Instrumental)
	5.	Kotoba Meteor (言葉メテオ) (Instrumental)
	6.	Last Chime (ラストチャイム) (Instrumental)

9/3/2011	Sakurane (桜音) (CD+DVD)
	1.	Sakurane (桜音)
	2.	Kotoba Meteor (言葉メテオ)
	3.	Last Chime (ラストチャイム)
	4.	Sakurane (桜音) (Instrumental)
	5.	Kotoba Meteor (言葉メテオ) (Instrumental)
	6.	Last Chime (ラストチャイム) (Instrumental)
	DVD:
	-	Winter Live "Story":
	1.	Shiroi Yuki no Princess wa (白い雪のプリンセスは)
	2.	Wasurenagusa (勿忘草)
	3.	PIKO PIKO ☆ Legend of the Night (ピコピコ☆レジェンドオブザナイト)

5/10/2011	Yume Hana (ユメハナ) (CD)
	1.	Yume Hana (ユメハナ)
	2.	Immoral
	3.	Kodoku no Hate (孤独の果て)
	4.	Yume Hana (ユメハナ) (Instrumental)
	5.	Immoral (Instrumental)
	6.	Kodoku no Hate (孤独の果て) (Instrumental)

5/10/2011	Yume Hana (ユメハナ) (CD+DVD)
	1.	Yume Hana (ユメハナ)
	2.	Immoral
	3.	Kodoku no Hate (孤独の果て)
	4.	Yume Hana (ユメハナ) (Instrumental)
	5.	Immoral (Instrumental)
	6.	Kodoku no Hate (孤独の果て) (Instrumental)
	DVD:
	1.	Nisoku Hokou (二息歩行) (live)
	2.	Kodoku no Kanmuri(孤独の冠) (live)
	3.	Sakurane (桜音) (live 2011/6/10 Osaka BIG CAT)

25/4/2012	Emiro Refrain (咲色リフレイン) (CD Regular Edition)
	1.	Emiro Refrain (咲色リフレイン)
	2.	Hysteric rain
	3.	Ten no Yowa (天ノ弱)
	4.	Emiro Refrain (咲色リフレイン) (Instrumental)
	5.	Hysteric rain (Instrumental)
	6.	Ten no Yowa (天ノ弱) (Instrumental)

25/4/2012	Emiro Refrain (咲色リフレイン) (CD Limited Edition)
	1.	Emiro Refrain (咲色リフレイン)
	2.	Hysteric rain
	3.	Ten no Yowa (天ノ弱)
	4.	Emiro Refrain (咲色リフレイン) (Instrumental)
	5.	Hysteric rain (Instrumental)
	6.	Ten no Yowa (天ノ弱) (Instrumental)

25/4/2012	Emiro Refrain (咲色リフレイン) (CD+DVD)
	1.	Emiro Refrain (咲色リフレイン)
	2.	Hysteric rain
	3.	Ten no Yowa (天ノ弱)
	4.	Emiro Refrain (咲色リフレイン) (Instrumental)
	5.	Hysteric rain (Instrumental)
	6.	Ten no Yowa (天ノ弱) (Instrumental)
	DVD:
	1.	Yume Hana (ユメハナ) (PV)
	2.	Emiro Refrain (咲色リフレイン) (Jacket Shooting Off Shot)

15/8/2012	Make my day! (CD Regular Edition)
	1.	Make My Day!
	2.	Gesshoku (月食)
	3.	Invisible (インビジブル)
	4.	Make My Day! (Instrumental)
	5.	Gesshoku (月食) (Instrumental)
	6.	Invisible (インビジブル) (Instrumental)

15/8/2012	Make my day! (CD Limited Edition)
	1.	Make My Day!
	2.	Gesshoku (月食)
	3.	Invisible (インビジブル)
	4.	Make My Day! (Instrumental)
	5.	Gesshoku (月食) (Instrumental)
	6.	Invisible (インビジブル) (Instrumental)

15/8/2012	Make my day! (CD+DVD)
	1.	Make My Day!
	2.	Gesshoku (月食)
	3.	Invisible (インビジブル)
	4.	Make My Day! (Instrumental)
	5.	Gesshoku (月食) (Instrumental)
	6.	Invisible (インビジブル) (Instrumental)
	DVD:
	-	Live digest:
	1.	Rollin' Merry Go Round
	2.	Thanatos (タナトス)
	3.	Emiro Refrain (咲色リフレイン)

5/6/2013	Kotonoha (言ノ葉) (CD)
	1.	Kotonoha (言ノ葉)
	2.	Run
	3.	Boku no Note (僕のノート)
	4.	Kotonoha (言ノ葉) (Instrumental)
	5.	Run (Instrumental)
	6.	Boku no Note (僕のノート) (Instrumental)

5/6/2013	Kotonoha (言ノ葉) (CD Anime Edition)
	1.	Kotonoha (言ノ葉)
	2.	Kotonoha -ballad-
	3.	Kotonoha (言ノ葉) (TV Size)
	4.	Kotonoha (言ノ葉) (Instrumental)

5/6/2013	Kotonoha (言ノ葉) (CD+DVD)
	1.	Kotonoha (言ノ葉)
	2.	Run
	3.	Boku no Note (僕のノート)
	4.	Kotonoha (言ノ葉) (Instrumental)
	5.	Run (Instrumental)
	6.	Boku no Note (僕のノート) (Instrumental)
	DVD:
	1.	Jyo-Jyaku: Yappa Dame ka (ジョージャク：ヤッパダメカ)
	2.	Make My Day!
	3.	Acid Soul-Kanzen ni Chuuni Byou Jan (Acid Soul-完全に厨二病じゃんー)
	4.	PIKO Sanpo ～HongKong Makao Hen Yokoku Ver. (ぴこさんぽ～香港・マカオ編予告Ver～)
	5.	TV Anime "Katanagatari" no-credit ED video

30/9/2015	Murabito A (村人A) (CD)
	1.	Murabito A (村人A)
	2.	Glorious Unseen
	3.	Murabito A (村人A) (Instrumental)

30/9/2015	Murabito A (村人A) (CD+BOOKLET)
	1.	Murabito A (村人A)
	2.	Glorious Unseen
	3.	Murabito A (村人A) (Instrumental)

17/12/2017	Re:Act (Digital)
	1.	Re:Act

31/8/2018	HERO (Digital)
	1.	HERO

18/12/2021	Poltergeist (ポルターガイスト) (Digital)
	1.	Poltergeist (ポルターガイスト)

24/07/2024	Koi ha Sensou (恋は戦争) (Digital)
	1.	Koi ha Sensou (恋は戦争)

Altri:

17/4/2019	"Rinshi!! Ekoda-chan (Anime)" Outro Theme Song for Episode 11
	1.	Tokyo Shinobi Saki (東京しのび咲き) / PIKO
	2.	Tokyo Shinobi Saki (東京しのび咲き) (Instrumental)
	3.	Kouenji Junjou Rock (高円寺純情ロック) / Sadesper Record
	4.	Shoegazer Yoru (シューゲイザーな夜) / Sadesper Record
	5.	Ekoda　book　girl / Sakurai Kenta