180108 PENTAGON Special LIVE in NAGOYA Beautiful (Jap. ver.) 홍석 HONGSEOK

180302 PENTAGON your white day concert UPUPUP (ver.HONGSEOK)

180108 PENTAGON Special LIVE in NAGOYA LOVE (ver.홍석 HONG SEOK)

When Yeri & Hongseok visits Seulgi.zip (eng)

190413 상암팬싸 펜타곤 PENTAGON 그 순간 그때까지 (Ballad Unit) 홍석focus

Как корейская волна изменила самих корейцев

180108 LOVE - 키노 / Special live in NAGOYA PENTAGON KINO FANCAM 직캠

170804 TENTASTIC CONCERT IN OSAKA - Beautiful (ver. HONGSEOK)

PENTAGON(펜타곤) - 펜토리 Ep.39 (오늘도 명랑한 펜타곤)

180108 PENTAGON Special LIVE in NAGOYA HONG SEOK :: 일본 편의점 음식 중 좋아하는 것은?

[FANCAM/직캠] 180812 KCON LA USA 2018 - Pentagon Beautiful

170803-04 펜타곤 TENTASTIC IN OSAKA 정신 못 차려도 돼 (홍석 focus)

yang hongseok

180108 VIOLET - 키노 / Special live in NAGOYA PENTAGON KINO FANCAM 직캠

200223 펜타곤 pentagon 팬사인회 "Dr.베베" 홍석focus

[KCON JAPAN] WJSN SEOL A & PENTAGON HONGSEOK - DreamㅣKCON 2018 JAPAN x M COUNTDOWN 180419 EP.567

[리무진서비스] EP.135 펜타곤 후이 | PENTAGON HUI | 잡초, Who, Armageddon, 나의 마음에

ХОНСОК (HONGSEOK) & ЮТО (YUTO) - "Не отпускай меня" / SoulJa (feat. Аояма Тельма) / кавер-версия

[MPD직캠] 펜타곤 홍석 직캠 4K '접근금지(Humph!)’ (PENTAGON HONGSEOK FanCam) | Premiere Showcase

Yeri, hongseok and seulgi reacting to blue birthday teaser ❤️

[예능연구소 직캠] PENTAGON - SHA LA LA (HONGSEOK), 펜타곤 - 신토불이 (홍석) @Show Music core 20190330