Cathy Sumireneko

CircuitCathy is a female Filipino Virtual YouTuber and a member Team Saint Monarch. She is a variety streamer, 3D modeler, and singer.

Introduction Video / Channel Trailer
CircuitCathy's Twitch Channel Trailer Twitch Channel Trailer CircuitCathy's Channel Trailers on YouTube and Twitch

Profile
Motherboard Girl from 2134, created by CEVeloper. When CEVeloper stumbles upon information that it is possible to upload one's consciousness online, she decides to give it a try. Instead of uploading her consciousness on the internet, she chooses the safer option to upload it to her motherboard. Hence, Motherboard C4-310 is born.

Personality
CircuitCathy is a motherboard girl VTuber who lives in her CEVeloper's motherboard. She plays games, draws, sings, and does about anything to learn more about the human race.

Debut
Cathy used to have purple eyes with sparkle highlights and simple purple hair. She wore a white sleeveless seifuku with dark purple collar and ribbon with the word "Cathy" written on the left side of her chest. She also wore a purple skirt with matching socks and sweatbands with white highlights, as well as light purple wedged sandals. She was able to change her appearance to other outfits.

January 2021
Cathy had dark brown eyes that transition to light purple, and purple hair neatly tied up with straight bangs. She also wore Korean-style makeup. She is known to wear a white and dark purple hoodie, a light purple camisole, a pair of ripped jeans, pink socks and dark purple sneakers with high soles. However, Cathy is known to change her appearance depending on what type of game she is playing such as letting her hair down or wearing something else. Twitch chat also has the ability to alter Cathy's appearance from changing her hair and eye color to her clown mascot.

November 2021
Cathy's current design has dark brown eyes that transition to light purple, and they were bigger than the previous model. She still has her hair tied up with straight bangs, however she wears a dark purple bow with motherboard prints. She wears a dark purple hoodie, a white sports bra, a light purple pleated plaid open skirt with black shorts, white fishnet stockings, and she still keeps her iconic pink socks and dark purple sneakers with high soles. She also wears a metal arm band, dark purple fingerless gloves, and dark purple motherboard printed nails.

August 2023
After her re-debut, Cathy launched her new rebrand alongside her new 3D model with much similarities to her Live2D model. Her hair is a lighter purple with blue streaks still being tied with the same dark purple bow. Her outfit is based on her Live2D model with a white bralette with purple accents, semi-transparent skirt, pink thigh highs and piano platform shoes. Her skin is detailed with circuit designs in neon green.

Introduction
Cathy created her Twitch channel back in April 2019, but hasn't started streaming until August 21, 2020. She created her first Twitter account at April 2020 but only started as her personal art account where she would post her artworks and art journey. She created her VTuber Twitter account at December of the same year.

2020
On 13 April 2020, Cathy started out as a Twitter artist where she posted her artworks. She also started opening commissions on April 24, 2020. By the end of the month, she created her first (alpha) model via the VRoid Mobile app, however, she didn't start streaming till August.

On 4 August 2020, she created her first (beta) VRoid model on the desktop app, the same month and day her developer got her personal computer. She gradually started streaming at Twitch but never got a formal debut as a VStreamer.

On 24 August 2020, she initially applied to be a Discord moderator at Pearl Orient Production, a Filipino VTuber company. Although, the company had known that Cathy had started streaming on Twitch and decided to let her in as their upcoming 2nd Generation ambassador. Pearl Orient Production decided to rename her as Murasakineko as her previous name conflicted with another VTuber who was under the company.

On 27 December 2020, Pearl Orient Production announced the 0th Generation, The POPStars ⭐ on their official Twitter.

2021
On 28 January 2021, Cathy released a new, updated design on her 3D model. She called it the Omega model as its artstyle was based on the Webtoon "Our Omega Leadernim."

On 28 February 2021, Pearl Orient Production created her YouTube channel. No videos were uploaded during the time when the channel was still around.

On 6 March 2021, Cathy changed her Twitch name from Cathy_Sumireneko to Cathy_Murasakineko in preparation of her redebut under Pearl Orient Production.

On 8 March 2021, Cathy redebuted on Twitch as Cathy Murasakineko.

On 10 March 2021, Cathy celebrated her birthday by doing a live stream on Twitch.

On 1 April 2021, Cathy did a collaboration stream with KaremakiChan for April Fools. They wore match clown outfits during the stream with brought Cathy's clown model to life.

On 5 April 2021, Cathy resigned from Pearl Orient Production due to some conflicts that have happened in the past few months before, during, and after her redebut. She returned to being Cathy Sumireneko from thereon.

On 9 April 2021, Cathy did a collab Among Us stream with fellow VTubers Alexa Ch, Teru Teru, Lisa Natsume, Coral Aquareine, Sen Sen, Nemu Kurosagi, Naya Torinko, Arisu Hagururma, and Akii JP.

On 11 April 2021, the YouTube channel Pearl Orient Production created has been terminated. Cathy decided to create her own YouTube channel.

On 19 April 2021, Cathy took a short hiatus to finish her personal works and commissions, and another one month hiatus from 8 May to 8 June to rest.

On 7 June 2021, Cathy uploaded her first Twitch channel trailer and first YouTube video.

On 8 June 2021, Cathy returned to streaming every Thursdays, Fridays, Saturdays and Sundays.

2023
On 21 August 2023, Cathy redebuted and rebranded in CircuitCathy and changed all her social media links.

Trivia

 * During her 3rd anniversary on August 21, 2023, Cathy rebranded as CircuitCathy. Her reason behind this is due to how difficult it is to remember her old name.
 * Her old surname "Sumireneko" 「菫猫」means purple/violet cat in Japanese, sumire「菫」meaning "purple/violet" and neko「猫」meaning "cat." These are two words that describe her appearance.
 * Her other pen name, TheAuralArtist, comes from the connection of Cathy being music student who also does visual arts.
 * Despite her appearance and palette being purple or pink, her favorite colors are actually green and turquoise. She has mentioned that purple was her mother's favorite color.
 * She calls her mother the "Motherboard."
 * Her fanbase is called "Konekos" meaning kittens in Japanese.
 * She is called the Cat Mommy in her Discord server.
 * She can speak fluently in English and Filipino.
 * She can also speak in Japanese, Korean, and Spanish in rare occasions.
 * It has been confirmed that she is currently dating Twitch Streamer EonVaridus.
 * Cathy has shown her face on stream before during her developer's 18th birthday.