31 Mar 2025 Release

透明の向こう
The Transparent Beyond
透明的彼方

Streaming-only release

Not "Goodbye," but "See you again."
A song I want to send to you now, for the day we meet again.

Tacitly's last original song in its current lineup.
A cherished song to be passed down until the day we reunite.

All Music Sites

22 Feb 2025 Release

アイノホシ
Planet of Love
爱之星球

Streaming-only release

We were born on a star connected by sound.
This song expresses a world where music transcends language, location, and time. It embodies Tacitly's essence of delivering "music that connects anywhere."

All Music Sites

27 Oct 2024 Release

L is for the way you listen to me

Streaming-only release

This is the first cover EP created by combining songs chosen by Lilia, a virtual artist Tacitly, and songs chosen by her fans.
This is one work that strengthens the bond between Tacitly and her fans.

All Music Sites

27 Oct 2024 Release

Head in The Clouds,Heart With The Stars

Streaming-only release

This is the first cover EP created by combining songs chosen by Ciel, a virtual artist Tacitly, and songs chosen by her fans.
This is one work that strengthens the bond between Tacitly and her fans.

All Music Sites

14 Feb 2024 Release

Just You and I
Just You and I (Japanese ver)
Just You and I (Chinese ver)

Streaming-only release

Newly written by music producer Carlos K.
"Music is word, beyond"
This is Tacitly's first sad ballad song.

All Music Sites

25 Dec 2023 Release

Find me
Find me (Japanese ver)
Find me (Chinese ver)

Streaming-only release

Song written by TeddyLoid, a world famous music producer.
"Find Me"
Song to get to meet you, performed by virtual artist Tacitly.

All Music Sites

17 Aug 2023 Release

Symphonia
Symphonia (Japanese ver)
Symphonia (Chinese ver)

Streaming-only release

This song was written by TeddyLoid, a world renowned music producer.
This is Tacitly's first dance music, expressed in a new and different worldview, with a song filled with the desire for someone to notice and hear your voice.

All Music Sites

3 Feb 2023 Release

Know Your Heart
Know Your Heart (Japanese ver)
Know Your Heart (Chinese ver)

Streaming-only release

This song was written by Dasu, who is not only a musician, but also an illustrator, animator, and even a singer, and who boasts his solid popularity as a multi-creator.
You want to hear how you really feel, you can't say it, but you want to convey it. This is Tacitly's first love song in which awkward feelings intersect.

All Music Sites

12 Oct 2022 Release

Timing【Japanese version】
時機【Chinese version】

The popular song “Timing” by the 1990s music group Black Biscuits has been covered by Tacitly, a virtual artist. Compared to the original song, this high-tempo tune offers a different feel, especially in the Chinese version.

All Music Sites【Japanese version】

All Music Sites【Chinese version】

1 Jul 2022 Release

VOICE【English Ver.】
VOICE【Japanese Ver.】
VOICE【Chinese Ver.】

*Online & M-card release only

This song was written by KIRA, a vocaloid P who is extremely popular not only in European countries but also in many other countries. KIRA has solid recognition in Japan for the song of "MONSTER" and the collaboration songs with Giga. The implicit theme of this song is trying convey the importance of accepting the diversity of people and being able to respect each other. This is a dark pop sad song that in a good way has subverted Tacitly’s image they had heretofore.

M-card of this song available HERE

All Music Sites

21 Jan 2022 Release

New Single Release Announcement - “HEART OVERWRITE 3 languages ver.”

*Online & M-card release only

This is a 3 languages mixed version of our debut song "HEART OVERWRITE" released in January 2021 and it is now available on all music sites. LISTEN from the link below!

M-card of this song available HERE

All Music Sites

17 Jan 2022 Release

存在アピ【日文版】
Proof of Existence【英文版】
存在証明【中文版】

*Online & SONOCA release only

Written by the popular Vocaloid P, scop, this song expresses the struggle of depression from being unable to stop exaggerating or lying on social media to satisfy our need for approval. scop is hoping people in this era will be able to feel in their hearts the message emanating from Lilia and Ciel’s voice.

SONOCA of this song available HERE

This is for pre-order. (Estimated delivery is by the end of February 2022)

All Music Sites

6 Dec 2021 Release

夢を見て生きている (Japanese Ver.)
Dreaming All Alone (English Ver.)
梦想鲜活在巷陌之间 (Chinese Ver.)

*Online & SONOCA release only

"We cannot achieve anything alone, but must believe in ourselves, listen to our friends and live with hope" - So says Atsu Mizuno, one of the most popular artists of generation Z and creator of Tacitly's 4th original song. This work reflects the conflict and trust that grew between Lilia and Ciel - an experience we can all relate to. Their intense yet delicate voices blend naturally in this song.

SONOCA of this song available HERE

All Music Sites

25 Sep 2021 Release

Future Rhythm (Lilia&Ciel Ver.)

*Online & SONOCA release only

This is the theme song of “Heart x Algorhythm♪” 2nd season which Linlin and Xi sang for the future. Again, Lilia and Ciel are here to proof this song is awesome.

SONOCA of this song available HERE

All Music Sites

9 Sep 2021 Release

Where you are

Winds Of Transylvania

*Online & SONOCA release only

This is a special theme songs collaboration with Vlad Love.
The Vlad Love’s opening theme songs “Where you are” & “Winds Of Transylvania” covered by Tacitly were broadcasted on digital terrestrial television. Listen to the songs and rock with Lilia and Ciel, you will find the part which you’ve never seen them before!

All Music Sites：Where you are

All Music Sites：Winds Of Transylvania

22 Jun 2021 Release

Wake Me Up (Japanese Ver.)
Wake Me Up (English Ver.)
Wake Me Up (Chinese Ver.)

*Online release only

Starting with Tacitly's biggest hit song "520", Yuki Kurihara has written many fabulous songs for Tacitly and "Wake Me Up" is one more great work for "Heart x Algorhythm♪" 3rd Season. This song is sung by Taicly's Lilia and Ciel.

SONOCA of this song available HERE

All Music Sites

20 May 2021 Release

オルビット【Japanese Ver.】
Orbit 【English Ver.】
Orbit 【Chinese Ver.】

※Limited Online Release

The lyrics were written for Lilia and Ciel by Tacitly member Linlin, and the music was composed and arranged by popular up-and-coming Vocaloid P “Luna”, whose own song “Attract Light” has over 10 million views on YouTube. For those who are struggling with anxiety, feel a lack of confidence or sense of belonging, or who feel misunderstood - this song is for you! And remember, you are not alone.

All Music Sites

27 Mar 2021 Release

直感オーバーライト(Japanese Ver.)
HEART　OVERWRITE(English Ver.)
永恒灵犀(Chinese Ver.)

※Limited Online Release

Our opening theme song - "Heart x Algorhythm♪" - was written by 40mP, a Vocaloid P very popular in Asia. Through the music, we overwrite ourself with who we really want to be and love ourself for who we are. This is the first message sent to the Z generation from Lilia and Ciel. English, Chinese and Japanese versions will all be released simultaneously.

All Music Sites

Live Animation Heart x Algorithm♪ MUSIC ALBUM Tacitly