On 28 March, Kobo reached 200,000 YouTube subscribers.
On 1 April, Kobo held a karaoke stream to celebrate her channel monetization. Due to the internet problem, the stream was cut into two parts.
On 5 April, Kobo reached 300,000 subscribers on YouTube during a "Valorant" stream with Vestia Zeta. Coincidentally, in that stream Zeta also reached 300,000 subscribers.
On 30 April, she reached 400,000 subscribers during a karaoke stream.
On 9 May, her YouTube channel was terminated without warning within hours of it happening to various other VTubers, including Mika Melatika, Koinoya Mai, Ibara Muan, Sakuya Tobari and Keyla Estella. The reason YouTube gave for their termination is "severe violations of YouTube's policy on nudity or sexual content." According to the information, it happened while they were streaming, and the appearance of spam messages by bots in their chat box, which triggered YouTube's algorithm.
On 10 May, her YouTube channel was restored.
On 12 May, Kobo reached 500,000 YouTube subscribers. This makes her the 53rd hololive member to reach this milestone and the first of her generation to do so.
On 14 May, her YouTube channel was terminated without warning for the second time with the same reason as her previous ban. According to the information, it was triggered by a similar bot that caused her first ban.
On 16 May, her YouTube channel was restored.
On 20 May, Kobo opened the membership feature on her channel.
On 25 May, Kobo reached 600,000 YouTube subscribers during part 3 of her Plants vs Zombies gameplay.
On 6 June, Kobo reached 700,000 YouTube subscribers during her donation reading + free talk stream.
On 19 June, Kobo reached 800,000 YouTube subscribers.
On 25 June, she released her first solo cover song "TONDEMO-WONDERZ" by sasakure.UK, to celebrate her 500,000 subscriber milestone.
On 3 July, she reached 900,000 subscribers on her YouTube channel during an unarchived karaoke stream.
On 10 July, she reached 1,000,000 subscribers on her YouTube channel during a stream of "Hatsune Miku: Colorful Stage." This makes her the 30th hololive member to reach this milestone, as well as the first member of her generation to achieve it. She is also the 2nd fastest Virtual YouTuber in hololive, and the fastest Southeast Asian VTuber to reach this milestone.
On 18 August, she had her first collaboration cover song with fellow hololive ID members (from 1st to 3rd gen), of the song "Bebas" by Iwa K.
On 15 September, Kobo reached 1,500,000 subscribers on her YouTube channel. This makes her the 13th hololive member to reach this milestone, as well as the first member of the Indonesian branch.
On 12 October, Kobo was tested positive for COVID-19.
On 21 October, Kobo resumed her activities.