Haruki Komi, a third-year Fukurōdani Academy student and the team’s libero, balances boundless energy with steadfast defensive prowess. Standing 1.65 meters tall, his light brown undercut hair and sharp brown eyes mirror his vibrant personality, remaining largely unchanged post-timeskip. On the court, he dons a white libero jersey accented with black and gold, paired with white shorts bearing gold stripes. Komi radiates enthusiasm and blunt honesty, channeling Bokuto Kōtarō’s dynamism. He openly voices opinions and bolsters team morale, especially during Bokuto’s low moments. His pragmatic encouragement shines when countering Tsukishima’s skepticism by citing Bokuto’s achievements during practice debates. Key matches showcase his impact: observing Karasuno’s quick attack in the Tokyo Expedition Arc, rallying Fukurōdani against Karasuno, and executing crucial receives against Nekoma in the Spring High Preliminary Arc—despite a flawed bump complicating Akaashi’s set. His analytical mind dissects Konoha’s versatile plays, while his relentless defense during the Tokyo Nationals saves spikes from Kiryū and stabilizes morale as Akaashi falters. Post-graduation, Komi transitions to acting in Tokyo, revealed in a flashback during the Adlers-Jackals match. This glimpse also highlights Fukurōdani’s 2013 Spring Tournament finals loss to Ichibayashi High, where Komi and teammates reassure Bokuto about his volleyball future. His balanced skill ratings emphasize stamina, speed, and a 298 cm jump reach. While his digging remains reliable, it peaks under Bokuto’s influence, defying elite spikers. Close bonds with Konoha and Sarukui define his off-court life, marked by playful jabs at Konoha’s "Jack of all Trades" title. Additional details include a January 23 birthday, Aquarius zodiac, preference for deep-fried prawns, and status as Fukurōdani’s youngest third-year. His name, blending "small" and "see," subtly aligns with his observant libero role.