Hibiku Yamamoto is a Japanese voice actress born on February 10, 1988 in Fukuoka Prefecture. She is affiliated with the Tokyo Actor's Consumer's Cooperative Society, also known as Tokyo Haiyu Life Cooperative. When performing music activities, she uses the name hibiku.

Yamamoto began her voice acting career in the late 2000s, with early roles including small parts in series such as the second film in the Rebuild of Evangelion film series, K-On!, and the comedy series B Gata H Kei. Her career gained significant momentum in the mid-2010s when she was cast in a number of prominent supporting and lead roles.

One of her earliest major breakthroughs came in 2013 when she voiced the character Haruna in the anime series Arpeggio of Blue Steel -Ars Nova-. She would reprise this role in subsequent film sequels and other media. In 2015, she joined the long-running Pretty Cure franchise as the voice of Amaterasu no KiraKira, also known as Cure Twinkle, in Go! Princess Pretty Cure. This role significantly raised her profile within the industry. She went on to voice the character in several Pretty Cure All Stars crossover films over the following years.

As noted in the user query, Yamamoto provides the voice for Hikari Chono in the series Kami-sama Minarai: Himitsu no Cocotama. Hikari is a fifth-grade student and the third human protagonist of the series, making her first appearance in episode eighty. Yamamoto's other notable anime roles include Noriko Sonozaki in Kiznaiver, Mio Kusakai in Keijo!!!!!!!!, Nagisa Hagi in Anne Happy♪, Emilia in Ultramarine Magmell, Arjuro in Seraph of the End, Tsuyuha Inori in Aikatsu Friends!, Zara in The Magnificent Kotobuki, Alieda in Cautious Hero: The Hero Is Overpowered but Overly Cautious, Aoi Tokura in Smile Down the Runway, Atsumi Kaminagi in Appare-Ranman!, Ami Kagaya in Liar Liar, and Alice in The iDOLMSTER Shiny Colors. Her more recent work includes the role of Big Fish Company Buncho in My Master Has No Tail and Nanami Kuon in Ya Boy Kongming!.

Beyond television animation, Yamamoto has an extensive portfolio of work in video games. She has voiced characters for major franchises such as Fire Emblem Heroes, Fate/hollow ataraxia, the Kancolle collection of games, Azur Lane, and Princess Connect! ReDive. She also had a recurring role as Miku Hibino in several entries of the Sakura Wars franchise, including the 2019 video game and its 2020 anime adaptation, New Sakura Wars the Animation.