| Native Name: | 小林 大紀 |
| Native Name Lang: | ja |
| Birth Date: | 23 September 1991 |
| Years Active: | 2015–present |
| Employer: | 81 Produce |
is a Japanese voice actor and singer from Toyonaka, affiliated with 81 Produce.[1] He is known for starring as Saki Mizushima in The Idolmaster SideM, Niko in Nanbaka, Steve Kanamori in 100% Pascal-sensei, Subaru Hoshiyomi in Future Card Buddyfight Ace, Invisible Stalker/Perm Stripe in Egumi Legacy, and the titular main character of .
Daiki Kobayashi, a native of Toyonaka, Osaka Prefecture, was born on 23 September 1991.[2] He was inspired to go into voice acting after learning that Oha Suta host Koichi Yamadera would appear in the show's anime segments, and he started enjoying reading textbooks aloud and became interested in late-night anime.[3] He then spent about half a year at a training school in Osaka during high school. He was later educated at and 81 Actor's Studio, and he joined 81 Produce Junior on 1 April 2014.[4] [5]
In January 2016, it was announced that Kobayashi would star as the cross-dressing male idol Saki Mizushima in The Idolmaster SideM, a sub-franchise of The Idolmaster franchise; he subsequently received praise for his androgynous voice (which he was already known for at the time), with Kusuri Yūki from Net Lab praising it as "a perfect casting".[6] Since then, he has performed as a singer on several Idolmaster music releases as part of the tie-in unit Cafe Parade, including the 2023 single "The Idolmaster SideM 49 Elements: 08: Cafe Parade" (which charted at #13 in the Oricon Singles Chart).[7] [8]
In 2016, Kobayashi was announced that he would star as Niko in Nanbaka. He later starred as Steve Kanamori in 100% Pascal-sensei and Subaru Hoshiyomi in Future Card Buddyfight Ace. He voiced Yasunari Semba in the 2023 film Maboroshi. In December 2023, he was cast as Mitsuru Tenma in Ensemble Stars!, after the character's previous voice actor, Junya Ikeda, was arrested for bank account fraud. In 2024, he starred as Invisible Stalker/Perm Stripe in Egumi Legacy and the titular main character of .
Kobayashi is androgynous, portraying androgynous characters with a feminine voice and cross-dressing on social media.[6] He speaks the .[1]
| Year | Title | Role | Ref. | |
|---|---|---|---|---|
| 2015 | Star-Myu | Student | ||
| 2016 | All Out!! | Yoshiki Hirano | [9] | |
| 2016 | Beyblade Burst | Shinki Mikuni | ||
| 2016 | Participant | |||
| 2016 | Nanbaka | Niko | [10] | |
| 2016 | Ōchū | [11] | ||
| 2017 | 100% Pascal-sensei | Steve Kanamori | [12] | |
| 2017 | ēlDLIVE | Assistant Inspector Chips | [13] | |
| 2017 | Just Because! | Kaoru Yamaguchi | [14] | |
| 2017 | Bells | |||
| 2017 | Masamune-kun's Revenge | Akio Tanabe | ||
| 2017 | Tsukipro The Animation | Young Shū Izumi | ||
| 2018 | Cells at Work! | Campylobacter | ||
| 2018 | Future Card Buddyfight Ace | Subaru Hoshiyomi | [15] | |
| 2020 | Toilet-Bound Hanako-kun | Sousuke Mitsuba | ||
| 2021 | Isao Igawa | |||
| 2021 | Amaim Warrior at the Borderline | Mishima Tsubasa | ||
| 2021 | Skate-Leading Stars | Shō Suzaki | ||
| 2021 | That Time I Got Reincarnated as a Slime | Hermes | ||
| 2022 | Classroom of the Elite | Ryōta Beppu | ||
| 2022 | Platinum End | Keiichi Nakaumi | ||
| 2022 | Sasaki and Miyano | Masaki Hanzawa | ||
| 2023 | After-School Hanako-kun | Mitsuba | ||
| 2023 | Ayakashi Triangle | Donpa | ||
| 2023 | Duel Masters Win Duel Wars | Ken Ugata | ||
| 2023 | Fushigi Dagashiya Zenitendō | Ichirō Kanbara | ||
| 2023 | The Ancient Magus' Bride | Zoe Ivy | [16] | |
| 2023 | Vinland Saga | Schull | ||
| 2024 | Egumi Legacy | Invisible Stalker, Perm Stripe | [17] | |
| 2024 | Kinokoinu | [18] | ||
| 2024 | Undead Unluck | Red | ||
| 2024 | Wind Breaker | Yuri Kakiuchi |
| Year | Title | Role | Ref. | |
|---|---|---|---|---|
| 2018 | Pan to Boku no Momo-chan | Shiro | [20] | |
| 2021 | Rick and Morty: ~SUMMER meets GOD~ (Rick meets Evil) | Future Being | [21] |
| Year | Title | Role | Ref. | |
|---|---|---|---|---|
| 2016 | The Idolmaster SideM | Saki Mizushima | ||
| 2019 | Arc the Lad R | Matthias | ||
| 2019 | Op8 | Sei Hoshizaki | ||
| 2020 | Show by Rock!! Fes A Live | 659 (Rokoku) | ||
| 2023 | Ensemble Stars! | Mitsuru Tenma | [22] |