Bokomon is a supporting character from the anime Digimon Frontier, taking the form of a small, white, mutant Digimon at the Rookie level. He is distinguished by his horned head, pointed ears, and his most prominent accessory: a pink bellyband-like garment called a haramaki, which he wears around his midsection. This haramaki serves as a pouch where he keeps his prized possession, the "Monoshiri Book" or Book of Knowledge, a comprehensive guide to the Digital World. His name is derived from the Japanese onomatopoeia "bokoboko," which describes the sound of striking a hollow object.

In terms of personality, Bokomon is intelligent, well-read, and often acts as the voice of reason within the group. He has a mature and serious disposition, particularly when it comes to matters of Digital World history and survival. However, he is also prone to bouts of hysteria and anxiety, especially when faced with danger or the unknown. This nervousness often manifests in comedic ways, creating a stark contrast with his role as a scholar. He can be sharp-tongued and frequently exasperated by the simple-mindedness of his constant companion, Neemon, whose laziness and foolish remarks are a regular source of frustration for him. Despite his frequent scolding, his partnership with Neemon is one of his most defining relationships, and he never abandons him.

Bokomon's primary motivation is rooted in his scholarly nature. He is deeply invested in the legend of the Ten Legendary Warriors and believes in the destiny of the children who inherit their Spirits. His initial goal is simply to survive and share his knowledge, but this quickly evolves into a desire to support the young heroes on their quest to save the Digital World from the Cherubimon and later the Royal Knights and Lucemon. He carries a deep-seated fear of the Dark Continent, a region about which his book has no information, leaving him feeling vulnerable and negative toward any venture into that territory. This personal challenge becomes a subtle motivator for him to grow beyond the limits of his existing knowledge.

Within the story's narrative, Bokomon serves a crucial role as the exposition provider and guide. When the children first arrive in the Digital World, he is the one who identifies the Spirit of Flame and explains the legend of the Ten Warriors, giving the protagonists their initial purpose. He and Neemon are first encountered fleeing from a Cerberusmon, and after being rescued, they join the group on their journey. Throughout the adventure, he repeatedly consults his book to identify enemy Digimon, locate new Spirits, and explain the complex history and geography of the Digital World. His role is not limited to a walking encyclopedia; he also offers mature advice and emotional support to the children, helping them navigate difficult moral and strategic dilemmas.

Bokomon's key relationships are central to his character. His dynamic with Neemon is a classic comedic duo, with Bokomon playing the "tsukkomi" or straight man to Neemon's "boke" or funny man. He is often seen yanking on Neemon's shorts in frustration. He also forms a significant bond with the human children, particularly Takuya Kanbara, growing from a helpful informant into a loyal and caring companion. One of his most important relationships is with a Digi-Egg he carries in his haramaki, which originally belonged to the Seraphimon that was defeated by Mercuremon. He diligently protects and incubates the egg, and when it hatches into a Patamon, the young Digimon imprints on him and treats him as its parent, wearing a similar bellyband. This responsibility shows a nurturing side to his character.

Throughout the series, Bokomon undergoes notable development. His initial limitation is his blind faith in the written word; when faced with the blank pages concerning the Dark Continent, he is paralyzed by a lack of information. Encouraged by the children, he decides to overcome this fear by actively exploring the unknown and vowing to write his own account of their journey there, transforming from a passive reader of history into an active chronicler. He also learns to temper his pessimism with the hope and courage demonstrated by the children. At the end of the series, when the children must return to the human world, Bokomon is heartbroken. He initially tries to follow them through the gate, unable to accept the separation. However, he is gently stopped by Neemon and Patamon, who remind him that Digimon cannot survive in the human world. Accepting this painful truth, he bids them farewell with a final, emotional promise to write a book about their adventures and to never forget them.

While Bokomon lacks any significant combat abilities or offensive Digivolutions, he possesses a few notable skills. His special move is the "Nigeashimou Dash" or "Wild Escape Dash," a technique focused solely on fleeing from danger at high speed. His true power lies in his "Monoshiri Book," which contains a vast amount of detailed information about the Digital World's regions and inhabitants. This non-combat ability is invaluable to the team, often providing the key to victory through knowledge rather than force.