Journalist Choi Song-hye of Aju News noted that BTS singles such as "Spring Day" and "Fake Love" displayed Kim's vocal stability, while the B-side "Jamais Vu" showcased his emotional range. Hong Hye-min of The Korea Times described Kim's voice as "tender, sorrowful, [and] free-spirited" and considered it to be the "standout element" on the solo ballad "Epiphany". Critic Park Hee-a, discussing "Epiphany", stated that Kim "sings the most sentimental emotions" of the solo tracks on Love Yourself: Answer (2018). In a review of "Fake Love", Park said that Kim's belting "prove[d] [the song's] effectiveness". Public image Philanthropy In December 2018, Kim donated various supplies to the Korean Animal Welfare Association to celebrate his birthday, purchasing food, blankets, and dishes for the organization. He also donated 321 kilograms of food to the Korea Animal Rights Advocates (KARA), another Korean animal welfare non-profit organization. Since May 2018, Kim has been a monthly donor to UNICEF Korea, requesting that his donations be kept private at the time. They were eventually publicized following his induction into the UNICEF Honors Club in May 2019 for donating over ₩100 million (about US$84,000). Influence In 2019, Kim was ranked as the overall 13th most popular idol and sixth among girls aged 13–19 in South Korea, via data collected by analytics company Gallup Korea. Personal life As of 2018, Kim lives in Hannam-dong, Seoul, South Korea. Additionally, he and his older brother opened a Japanese-style restaurant in Seoul called Ossu Seiromushi in 2018. Health In March 2022, Kim injured his left hand and underwent surgery to correct it, following which he abstained from certain performances during BTS' Permission to Dance on Stage concerts in Las Vegas, withdrew from some group events, and sang while seated for most of the band's performance at the 64th Annual Grammy Awards. Military service On October 17, 2022, Big Hit announced that following the release of "The Astronaut" and the completion of its subsequent promotional activities at the end of that month, Kim would begin the enlistment process and carry out his mandatory military service. The singer was previously granted an automatic postponement in 2021 until the end of 2022, following revisions made to the Military Service Act in December 2020. On November 4, 2022, Kim filed paperwork with the Military Manpower Administration (MMA) requesting a termination of the postponement in order to proceed with his conscription. He enlisted as an active duty