A compilation of Vocaloid songs with titles that start with “Ko”

You might sometimes sing songs or create playlists that start with a letter chosen from the Japanese syllabary.

When it comes to songs that start with “ko,” many titles like “kokoro” (heart) or “koi” (love) may come to mind.

In this article, we’ve curated a selection of Vocaloid songs with titles that begin with “ko.”

We’ll introduce everything from staple tracks to the latest releases, as well as songs that showcase unique ideas.

Many of these pieces carry a touch of melancholy, so why not listen with an ear for the emotional side of Vocaloid vocals?

Playlist

A compilation of Vocaloid songs with titles that start with “Ko”
	Title	Playlist	Review
1	Let’s go with this as it is.kei		Vocaloid producer Kei's new song carries a warm, encouraging power
2	Like this foreverMòwěi		KAITO’s 20th Anniversary Commemorative Song
3	Just become a kid already.Kuriyama Yuuri		Empowering freedom with a powerful Vocaloid track
4	Scary thingsnio		Portraying expectations and anxieties about a new environment
5	Punishment of HappinessLonePi		A pop yet bittersweet song by Roboido
6	Beyond wordsAoya Natsuo		A song that stays close to emotions beyond words
7	Chaotic Boogiejon-YAKITORY		High-energy songs to liven up a year-end party
8	Koma-neko Sistersfuyuzashiki		A Vocaloid song depicting the daily life of a shrine’s cat and its Shinto priest
9	Love-colored IlluminationLunabitt.		Christmas Song: 'Love-Colored Illumination'
10	Ray SongGuiano		An uplifting track brimming with light and strength
11	Confession Rival DeclarationHONEY WORKS		A classic song that portrays the pain of heartbreak and the poignant tenderness of blessing someone
12	Materials for KokoroSatō Naiko		Snow Song Yufu’s Cool and Elegant Electronica: Melody of a Heart’s Journey
13	Love Sky Recycling featuring Mixchu JuiceNomiko feat. Hatsune Miku		Nomiko's technopop love-sky song
14	The seaweed on convenience store rice balls always tears.akane-ke		A lively song about everyday stress
15	Coin Locker BabyMARETU		MARETU’s shocking Vocaloid rock song
16	seems like (just) my imaginationChōchō P		The gentle resonance of the piano and the heartrending melody are imp...
17	Clap your hands when you feel lonely.MIMI		Music that heals the heart gives a little courage.
18	koakumapinoko		Music that portrays the sweet yet precarious everyday life of love
19	Love is always a capricious illusion.ginga hōmen P		Inspired by Chie Masami’s illustration, I made…
20	confessionKanzaki Iori		Singing about the regret of a bittersweet love and the feelings of parting.
21	High-pitched Vocal Range TestKimura wai P		High-note challenge with a Vocaloid song, a singing ability test
22	It’s become part of my personality;;Swashi2		Expressing individuality and conflict with a light, upbeat sound
23	Cosmo SpicePinokio P		A catchy, highly addictive pop song
24	Wordplayd.j.aneiro		A technically crafted musical work that shines with wordplay
25	At least let me forget while I’m in this pure white dream.rinri		The fleeting singing voice of NAKI Hana Hime sinking into a white dream
26	Can I keep this shark as a pet?senasuke		A unique song about wanting to have a shark as a pet
27	This is XS.baabapapa		A work where edgy music stirs the heart.
28	I want an unbreakable heart.ishiburo		The bittersweet feelings of a boy stumbling in love
29	Favorability 99%EBeats		A most… packed with the full allure of electronica
30	A cat in love won’t be shy!Fey		A song that adorably depicts a cat’s unrequited love
31	Only words that pierce the heartMIMI		A message song that portrays loneliness
32	Love and DanceVirgin Noize		Savor the spring vibe with urban dance rock
33	biding one’s timenamiguru		A Vocaloid song with Zundamon's cute voice
34	Anti-school rulesteodōru		“Wakaru!” about school rules just won’t stop...
35	Butterfly’s Dreamberu		A butterfly’s dream, singing of transience and heartache
36	Love is a capricious illusionginga hōmen P		Pop and catchy like an idol song...
37	breathingchiimu aburi toro don		A song that sublimates the darkness of hikikomori into a lustrous, velvety singing voice
38	KotononeKanjosen		A song where Hatsune Miku’s deep singing voice resonates in the heart
39	How many lonely nights are left?Kasamura Tōta		A heartwarming song that keeps lonely hearts company
40	To these dim days, with love and a touch of melody.Natsuyama Yotsugi		A bittersweet summer mountain Yotsugi masterpiece that weaves memories
41	Therefore, You and Metada no Co		Tadano Co’s original compositions and philosophical lyrics
42	A shark in a place like thissenasuke		A Strange and Gentle Tale of a Shark and Miku
43	I’ll come to see you again this summer.Yatsukawa no Name		Guitar rock that sings of Kyoto’s summer and memories
44	End credits start here!paff		Paff’s new song: a rock track featuring v_flower and Kaai Yuki
45	KoukatsuMARETU		M..., which was released on March 16, 2018
46	Love is Warsupercell		An earnest, emotionally charged song that resonates in the heart
47	Lonely PsychoTAK		Sophisticated music that reflects the digital society
48	Kokoro Dreamkairiki bea		A highly addictive digital rock track
49	Kotonokisekimarashii		A song of hope with a piano melody and a voice actor’s vocals
50	The Religion of Solitudesyudou		A lonely song that sings of negative emotions
51	From now on, Barbinamuri		Miku and Ray's duet song
52	Champion Road of LoveNem		Ren challenges love through boxing
53	Talent for loveOSTER project		A pop piece that expresses the honest feelings of a girl who easily falls in love
54	COVENANTBernis		Ethereal music with piano technopop
55	Corruption GardenCaz		A Metal-P track, with Luka’s transparent singing voice
56	Long-distance loveDECO*27		描かれているテーマは、遠距離恋愛をしているカップルです…
57	Confession Rehearsal -another story-HONEY WORKS		Now, “Hon…” is so popular that it’s even being made into a movie.
58	Love is WarLEON/ai reon P		Leon sings 'Love is War' in Japanese
59	Bonds of the HeartbeatLily／GLARELY		Vocaloid song, the tuning sounds human-like.
60	Powder Snow MelodyM@SATOSHI		Hatsune Miku and friends' Christmas song
61	Guardian of SolitudeMAYU／SCL Project		A poignant song that depicts the contradictory feelings of loneliness and the longing for love
62	Love ApphalP		The software KAITO is about to...
63	Savor the love-colored dolcemint*		A bubbly, girly love song that resonates with girls
64	coffee timetaiyo		It’s frustrating, but that’s lovable too.
65	Kokorokizuyuu juu		A gem of a song by Yuto and Hatsune Miku warms the heart
66	Love-Delusion Expansion ChocoholicsMachigerīta P		A woman's confession of love, filled with earnest longing
67	Love is a capricious illusionginga hōmen P		The melody and lyrics are cute, with a slightly old-school idol vibe...
68	Red CrossEM		A Kamui Gakupo song perfect for autumn
69	High-pressure system, intersection, cherry blossom tunnelKAB		Spring songs to lift your mood! Heart-thumping band sound
70	Cobalt-Blue BridePENGUINS PROJECT		The charm of happy wedding songs
71	Wendigo in LoveMazoP		A story of a monster who falls in love with a human and gives up
72	Look this way, babyryo		Pull a surprise lyrics prank during a natural conversation with my partner…
73	Children’s Bankzawazawa P		A Vocaloid song that reexamines the parent-child relationship
74	Paranoia of Lonelinessnakya murya		An innovative song with diverse, captivating musicality
75	I won’t end as just a lovestruck girl.hadohado		A song by a gaming YouTuber, with yandere-style lyrics.
76	Kōshū Dialect Lesson ~First Love Edition~momi agewo		An introduction to a course where you can learn the unique grammar and expressions of the Koshu dialect through pop songs.
77	Cold handraibu P		A heart-touching ballad, the bittersweet feelings of love
78	Fluffy little kittenwankappu P		Miku’s kitten song, a gently heartwarming pop charm
79	The End of Solitudekō shūyōn		Rin’s gritty rock song, recommended by the Kagamines
80	Hide-and-Seek of Solitude150P		Urban-legend-themed music project
81	Kokoro*Palette40mP		A love song featuring a horn section
82	Song of Words40mP		A refreshing song by 40mP and cute
83	If these feelings don’t reach you7+5		A heartrending love song, IA’s original track
84	COMEDY。A4。		Rhythmic, sultry, and very chic sou—
85	Cold MindBrood		The title means “Cold Heart.” The prelude and…
86	Heartbreak SummitDECO*27		A song whose personal message resonates with the heart
87	heartbeatHSP		Hope for a future that makes the heart dance in an EDM track
88	Confession RehearsalHONEY WORKS		A Vocaloid song depicting unrequited love for a childhood friend
89	Bloom in the color of loveHONEY WORKS		HoneyWorks' youthful love song
90	A promise beyond wordsHONEY WORKS		The original song is from the anime 'NARUTO'.
91	Crimson Lotus FlowerLiSA×Yuzuki Yukari		Gurenge, a masterpiece that conveys heartrending courage and powerful strength.
92	structural colorMikade		A strong-willed song originally by Yoda-san
93	Red and White ManjushakaNem		A moving song about red spider lilies with a Japanese-style rock flair
94	VOC@LOID in LoveOSTER project		Introduction to Koi-suru VOC@LOID
95	Love-struck VOC@LOIDOSTER project		Music unit OSTER project…
96	Confessions of a RottenSAWTOWNE		Depicting the confession of a fujoshi at a Catholic school
97	I’m going to punch you 8,759,632,145 times with this piano.SLAVE V-V-R		The song SLAVE.V-V-R, sung by Iroha Nekomura
98	Magic of LoveTOKOTOKO		Rhythmic—it makes you want to start walking without even thinking…
99	CopycatVocaCircus		A captivating song that fuses digital and live sounds
100	A single crimson leafWhiteFlame		A romance that begins with a catchy, Japanese-style melody…
101	koalaWill Stetson		Will Stetson's original song Koala
102	Love☆Beamcillia		A Vocaloid producer who demonstrates strong expressive ability in both Vocaloid covers and original songs
103	convenience storecokesi		A work that portrays pure romance with the theme of convenience stores…
104	Connectinghalyosy		Vocaloid song 'Download', a masterpiece by halyosy
105	seems like (just) my imaginationkemu		GUMI’s cheer song to listen to when you’re having a hard time
106	The codename is Red Rosarykihirohito		I'm completely overwhelmed by its utterly unique worldview. The sett—
107	A happy breakfast with youleal		A heartwarming moment with gentle morning music
108	This ridiculous, wonderful world exists for me.n.k		An energetic rock song that's a signature track by a Vocaloid producer
109	love and sorrowregulus		Ballad song, Hatsune Miku, emotional, tear-jerking
110	call boysyudou		An eerie, moody song that gets everyone hyped at karaoke
111	Lone Guardian’s Songtoya		A poignant autumn song that resonates with the heart: Toya's Vocaloid track
112	Controlwotaku		Singing a multilayered piece that portrays the depths of the psyche
113	Fall in love, rat-ta-ta!anP		An energetic, lively tone that gently lifts the listener’s spirits—a song of encouragement.
114	Important notice from the Happiness Distribution Centerihakushi		It's a song characterized by an unsettling atmosphere. Eeriness...
115	copy and pasteime44		A moving song that questions authenticity in a copy-paste world
116	This is the Happiness Assurance Committee.utatata P		An addictive song that sings of maddening happiness
117	A happy deathkikuo		I think it’s quite a profound song. It has a unique worldview…
118	Map of the Heart ~ Searching for Somethingkokoro P		A world that stretches on endlessly as you search for something...
119	The World Affairs of Konohajin		Konoha-related songs from the Kagerou Project
120	Convenience Store ☆ Dance ☆ Storesoriddobiitsu		A pop tune that depicts the happiness of convenience stores
121	Koi no Koritsukitaruto P
122	The Murder Case at the Old Book Houseteniwoha		A Japanese-style rock mystery: the tale of a secondhand bookstore detective
123	Copyrightnejishiki		A wah-infused guitar and a roaming bass line…
124	Love is surely skyrocketing☆noboru↑P		From death metal to idol pop
125	voiceharī		A heart-touching song about a heartrending farewell
126	Hello / Goodbyeburiru		Synthesizer V AI Kasane...
127	If you are not herepeperon P		Expressing the sorrow of heartbreak through rock
128	I ended up missing you.pote		Longing for an alien’s homeland, with a light, buoyant melody
129	Happiness Review CommitteeKaneko Yuuki		Kaneko Yuu, who continues to create music that accompanies everyday life...
130	My heart feels kind of lonely.Kanzaki Iori		A moving song that delicately portrays the emotions of human relationships
131	ColchicumKedarui		A catchy track by Vocaloid producer Kedarui
132	Children’s ParadiseSadoya		The gap between the title and the song is appealing.
133	I want to see something scary.Shanon		The allure of Shannon’s scary yet captivating songs
134	Call of JusticeDarubisshu P		Darvish P’s fiery Vocalo-rock song
135	Koi-iro Nagareboshi ~Love-Colored Shooting Star~tsuā P		A mix of cuteness, coolness, and poignancy…
136	㍆㌋㌉㌏㌉㌸㌾㌋㌞㌹㌅deddobōru P		Christmas, a famous song by Deadball-P
137	Chasing Drama with Corvustomato gyuunyuu		Vocaloid songs, dazzling with a rich variety of sounds
138	Kokorotoraboruta		Exploring Kagamine Rin’s Charm and Heart
139	Kokorotoraboruta P		Delivering mainly songs using Kagamine Rin to listeners...
140	Lover’s Lingeriehachi		Introduction to songs with complex lyrics by Hachi
141	Love-Struck MutantPinokio P		A song depicting a mutant’s heartbreak
142	Love for love, by love, of lovePinokio P		A Vocaloid song that brings back memories of first love and heartbreak
143	twilight acheFujihisa P		Expressing the ephemerality of parting through Vocaloid
144	The ghost of words is watchingfurokuro		A heavy-sounding Teto track with a cohesive sense of left-right binaural noise
145	Red-and-white rotating Da FlasburnMakishiukyou		Chip tune and electropop fuse together...
146	LogbookYazuki		Life is a voyage, a path walked with someone
147	Love Is a Maple DuetYuni neko P		A comfortable duet song with romantic depictions
148	Break it, break itYūki		I can’t get this super cool sound out of my head…
149	Kokoro-chanichi ni san		A delicate Japanese-style song depicting adult loss
150	Feast of This WorldNinomaru		It’s an unsettling song. One of its features is that it’s long—ten minutes…
151	With this,Satō Naiko		Autumn for the arts—Vocaloid songs soothe the soul
152	To fight with wordsKasamura Tōta		A duet song by IA and Yuzuki Yukari
153	powder snowkasane		Guitar swells, romantic feelings, and a snowman
154	CONSUMPTIONKitazawa Gōhei		A decadent world painted with a fleeting, ephemeral singing voice
155	Kitsuneko-chan’s Rhapsody of Escape from HereMinami no Minami		Kitsuneko-chan’s distinctive vocal MV is hot.
156	Title, Mr. CriticUbanaroku		A rock song that satirizes online critique culture
157	The Crimson Jewel Laughs Amid the Maelstromaino		The song “Crimson…” is striking for its melody shrouded in decadence and resignation.
158	I’m in love.Natsushiro Takaaki		Light, sung in a fast, bouncy tempo…
159	I killed them!Natsuyama Yotsugi		A pop song with a serious theme
160	Look over here.jungun		A song by Vocaloid producer Meguru-Meguru that expresses the bittersweetness of unrequited love
161	Don’t sweat the small stuff.Te-tare P		As the title suggests, it gives off a vibe of “don’t worry, don’t worry,” …
162	Call!!Mòwěi		Vocaloid producer Matsu-o's fiery downer tune
163	Heartless SongMajima Yuro		Introduction and high ratings of Vocaloid producers' songs
164	Because things like a heart existAoigi Gou		The official demo song of Otomachi Una SV, an emotional rock
165	Do not killAbuse inu		It sounds like a cheerful tune, but in truth, the heart…
166	A love song left frozenNishikawa Sasuke		A Vocaloid song that portrays the heartache of lost love
167	bat umbrellaAme no Sukego		Mr./Ms. Amekai’s soothing rain song sinks into the heart.
168	CoryAme no Ren		An emotional hip-hop song with Miku’s gentle singing voice
169	Love Sky ForecastDenporu P		As straightforward as can be, ‘romantic feelings are…’
170	I want to eat Koharu Rikka’s dango.Kazehara		Captivating with a passion for dango and a gentle musical tone
171	cold deathUtsu P		Utsu-P’s shocking new song depicts modern loneliness
172	CoronaUtsu P		You might be surprised at the metal sound at first...
173	Cogitoshr		It's a song that sounds like the author's scream; on the internet people say they 'like' it…
174	Koi-gokoro Botoichan P		That clumsy, single-minded, and slightly over-the-top side of them is, again...
175	I am here.karappi		A desire to have one’s existence acknowledged
176	Hometown of Koganeirokiddo P		A poignant glimpse of homesickness that shines with exceptional lyrical sensibility…
177	seems like (just) my imaginationchouchou P fiito. Hanatan		Flowers with a clear, cute lolita voice...
178	Fortune Cookie in LoveAKB48		It's a big hit by AKB48. Somehow it feels a bit old-fashioned...
179	Cobalt Memoriesharumakigohan		A bittersweet song by Harumaki Gohan
180	Fragilekyiku		A heart-stirring song that captures the beauty of a fleeting moment
181	Happiness SavingsMIMI		MIMI’s Vocaloid song, Running Through the Night
182	Romance Blossoms: A Maiden’s TaleSakuraUsagi		Hatsune Miku’s Japanese-style melody resonates in my heart.
183	ConfettiTOKOTOKO		A feel-good pop that believes in diversity and possibilities…
184	S-sorry, my voice is tiny.cosMo@bousou P		A poignant song portraying the struggles of a shy person
185	Lonely Poison Poisonsyudou		Expressing the difficulty and spirit of walking one’s own path
186	Kokoro Girltoa		A song that speaks for the struggle of a heart that won’t do as it’s told
187	Words are turning into a salad.namiguru		The frustration of words getting all mixed together...
188	Lingering Regrets and Driftpowapowa P		Characterized by a relaxed, floating (weightless) sound...
189	Amber Windrereriri		A heartfelt Vocaloid song that sings of farewells and moving forward
190	Curiosity 100% and caution 0%. Is this child a penguin?Ie no ura de manbō ga shinderu P		A dead sunfish kind of curiosity
191	watching like a tiger for the chance; biding one’s time with a predatory eye (waiting for the perfect moment to strike)Umetora		Umetora’s sexy Vocaloid song