Music video for the song Empurple, directed, animated, and musically written by Harumaki Gohan, featuring vocals by Hatsune Miku. This song is written for the in-game unit 'Nightcord at 25:00' in the rhythm game "Project Sekai: Colorful Stage! feat. Hatsune Miku".

Music video for the song Zero Talking, directed, animated, and musically written by Harumaki Gohan, featuring vocals by Hatsune Miku.

Music video for the song Golden Ray, musically written & directed by Harumaki Gohan and performed by Sangatsu no Phantasia. 

Note: The song featured in this music video also serves as the opening theme of the anime Ryza no Atelier: Tokoyami no Joou to Himitsu no Kakurega. There exists two versions of this song; the first being performed by Sangatsu no Phantasia uploaded on July 2, 2023, and a vocaloid version sung by Hatsune Miku uploaded on Harumaki Gohan's YouTube channel on July 8, 2023.

Music video for the song Dinner Bell, directed, animated, and musically written by Harumaki Gohan, featuring vocals by Hatsune Miku. 

Note: There exists two versions of this song; the first being a vocaloid version featuring Hatsune Miku uploaded on March 28, 2023 and a self-cover version by Harumaki Gohan, which was uploaded later on April 5, 2023.

Music video for the song Mikage Nikki, directed, animated, and musically written by Harumaki Gohan, featuring vocals by Hatsune Miku.

Music video for the song Gekkou, musically written by Tatsuya Kitani and Harumaki Gohan, directed by Mana Inoue and Harumaki Gohan, featuring vocals by Kagamine Rin and Hatsune Miku. 

Note: There exists two versions of this song; the first being a vocaloid version featuring Kagamine Rin & Hatsune Miku uploaded on May 30, 2022 and a self-cover version by Tatsuya Kitani & Harumaki Gohan, which was uploaded on Tatsuya Kitani's YouTube channel on June 1, 2022.

Music video directed and animated by Harumaki Gohan for the song Steel Wonder by Harumaki Gohan featuring Miku Hatsune.

Music video for the song Genei, directed, animated, and musically written by Harumaki Gohan, featuring vocals by Hatsune Miku. 
Note: There exists two versions of this song; the first being a vocaloid version featuring Hatsune Miku uploaded on March 30, 2022 and a self-cover version by Harumaki Gohan, which was uploaded later on April 13, 2022.

Music video for the song Hotaru wa Inakatta, directed, animated, and musically written by Harumaki Gohan, featuring vocals by Hatsune Miku.

Music video directed and animated by Harumaki Gohan for the song If I Could Become a Comet by Harumaki Gohan.
 
Note: There exists two versions of this song; the first being a self-cover version by Harumaki Gohan on YouTube, and a vocaloid version featuring Hatsune Miku on NicoNico.

Music video for the song Himitsu, directed, animated, and musically written by Harumaki Gohan. 
 
Note: This entry contains two music videos, each featuring a different lead character and singer; one is a self-cover by the artist on Harumaki Gohan's YouTube channel, and the other a Hatsune Miku version uploaded to Harumaki Gohan's Niconico account, which was released on the same day.

Music video directed, animated, musically written, and performed by Harumaki Gohan for the song The Promise by Harumaki Gohan. 
 
Note: There exists two versions of this song; the first being a self-cover version by Harumaki Gohan on YouTube, and a vocaloid version featuring Hatsune Miku on NicoNico.

Music video for the song Unmei by Harumaki Gohan and NILFRUITS, featuring vocals by Hatsune Miku and v Flower.

Music video directed by Harumaki Gohan for the song Confetti's Yacht by Ratna Petit and Nanahira.

Music video for the song Daisan no Shinzou, directed, animated, and musically written by Harumaki Gohan, featuring vocals by Hatsune Miku. 
 
Note: There exists two versions of this song; the first being a vocaloid version featuring Hatsune Miku uploaded on May 15, 2021 and a self-cover version by Harumaki Gohan, which was uploaded later on May 23, 2021.

The music video for the "SNOW MIKU 2020" official theme song, Poka Poka Planet featuring Hatsune Miku. This song and animation is both made by Harumaki Gohan, who also leads the team Studio Gohan in the production of this animation.

Music video directed and animated by Harumaki Gohan for the song Reunion by Harumaki Gohan.