He is also the first trot artist ever to receive the Gold Play Button for achieving one million subscribers on his official YouTube channel.

[11] At the contest held in his native city of Pocheon, he performed Oh Seung-geun [ko]'s song "What's Wrong with My Age?"

Lim slowly gained popularity through his appearance in KBS1's morning show AM Plaza [ko], where he became the final winner of its televised audition "Challenge!

[21][22] The song was re-arranged and released under the title "Not by Stairs, but by Elevator" (계단 말고 엘리베이터; Gyedan Malgo Ellibeiteo) almost five months later.

[31] He also joined the main cast of Romantic Call Centre and Ppongsoongah School [ko], the follow-up variety shows of Mr.

[34] Written by lyricist Kim Eana and composer Cho Young-soo [ko], the track was produced as a special song for Lim as the Mr.

[41] In addition to his singing career, Lim made his cameo appearance on TV Chosun's historical fantasy series Kingmaker: The Change of Destiny.

[42] On October 1, 2020, he made his debut as an emcee, co-hosting the first annual Trot Awards with television presenter Kim Sung-joo and actress Jo Bo-ah.

[46] Despite not being heavily promoted after release, "Hero" gave Lim his first top-10 single on the Gaon Digital Chart, debuting and peaking at number seven.

[51][52] They were given the Stepping Stone Award for "their work on revitalizing the lives of people exhausted from COVID-19 and spreading out trot music all over the world".

[61] The song also earned Lim the first music program award ever since his debut, winning first place on MBC's Show!

[71] Lim began using his eponymous YouTube channel in 2016 with an official audio video for the debut song "Hate You".

[4] In October that same year, the channel surpassed one million subscribers, making him the first trot artist to achieve this feat.

[81] On March 8, 2022, Lim donated ₩100 million to the Fruit of Love Social Welfare Community Chest to help the victims of the massive wildfire that started in Uljin, Gyeongbuk and has spread to Samcheok, Gangwon.

[83] On June 9, 2022, Lim donated ₩1.2 million prize money from the May Song competition in Good Han Star to support emergency medical expenses for childhood cancer patients, leukemia and it is rare that incurable sickness.

[84] On August 8, 2022, Lim donated ₩2 million for the July Good Han Star singing competition, to the Emotional Support Program for Children with Pediatric Leukemia and their Families.

[85] On September 1, 2022, Lim donated ₩2 million for the August Good Han Star singing competition, to the Emotional Support Program for Children with Pediatric Leukemia and their Families.

[86] In October 2022 Lim donated ₩1.5 million as prize money from the Good Han Star Singer Competition to patients with childhood cancer deficiencies, leukemia and incurable diseases.

[88] On December 23, 2022, Lim donated ₩300 million on behalf of the 'Heroic Age' fandom via The Fruit of Love Social Welfare Community Chest.

[89] In January 2023, Lim donated a total of ₩2 million from Good Star Gawangjeon to Korea Pediatric Cancer Foundation.