Character Relationships in 5 Centimeters per Second
Takaki Tohno (played by Hokuto Matsumura) is a protagonist in 5 Centimeters per Second.
The protagonist whose life is defined by the physical and emotional distance from his first love. His journey explores themes of time, memory, and the quiet resignation that comes with growing apart from someone deeply cherished. Akari Shinohara (played by Mitsuki Takahata) is a protagonist in 5 Centimeters per Second.
The female lead and Takaki's childhood friend. She navigates adulthood, career, and marriage, gradually accepting the passage of time while remaining a poignant symbol of his unresolved past. Teenage Takaki Tohno (played by Yuzu Aoki) appears in 5 Centimeters per Second.
Adolescent version of the protagonist. Captures the high school period where physical separation intensifies and the emotional weight of distance begins to shape his worldview. Kanae Sumida (played by Nana Mori) appears in 5 Centimeters per Second.
Takaki's childhood friend who harbors deep, unrequited feelings for him. She embodies quiet acceptance and the bittersweet reality of loving someone who cannot reciprocate. Risa Mizuno (played by Mai Kiryu) appears in 5 Centimeters per Second.
A minor contemporary figure in the narrative. Appears to serve as a peripheral peer or colleague, reflecting the everyday social environment without driving the central emotional arc. Young Takaki Tohno (played by Haruto Ueda) appears in 5 Centimeters per Second.
Child version of the protagonist. Embodies the innocence and initial formation of his bond with Akari, setting the emotional foundation before the complexities of adolescence take hold. Ryuichi Ogawa (played by Hidetaka Yoshioka) appears in 5 Centimeters per Second.
Takaki's college friend and confidant. Provides a realistic, grounded perspective on Takaki's obsession, often serving as a narrative anchor to his internal emotional turbulence.
Character Relationship Map: 5 Centimeters per Second
5 Centimeters per Second (2025) character relationship network mapped with AI analysis. Explore the connections, alliances, and conflicts between characters.
Characters
Takaki Tohno
(played by Hokuto Matsumura) — protagonist
The protagonist whose life is defined by the physical and emotional distance from his first love. His journey explores themes of time, memory, and the quiet resignation that comes with growing apart f...
Akari Shinohara
(played by Mitsuki Takahata) — protagonist
The female lead and Takaki's childhood friend. She navigates adulthood, career, and marriage, gradually accepting the passage of time while remaining a poignant symbol of his unresolved past.
Teenage Takaki Tohno
(played by Yuzu Aoki) — supporting
Adolescent version of the protagonist. Captures the high school period where physical separation intensifies and the emotional weight of distance begins to shape his worldview.
Kanae Sumida
(played by Nana Mori) — supporting
Takaki's childhood friend who harbors deep, unrequited feelings for him. She embodies quiet acceptance and the bittersweet reality of loving someone who cannot reciprocate.
Risa Mizuno
(played by Mai Kiryu) — supporting
A minor contemporary figure in the narrative. Appears to serve as a peripheral peer or colleague, reflecting the everyday social environment without driving the central emotional arc.
Young Takaki Tohno
(played by Haruto Ueda) — supporting
Child version of the protagonist. Embodies the innocence and initial formation of his bond with Akari, setting the emotional foundation before the complexities of adolescence take hold.
Ryuichi Ogawa
(played by Hidetaka Yoshioka) — supporting
Takaki's college friend and confidant. Provides a realistic, grounded perspective on Takaki's obsession, often serving as a narrative anchor to his internal emotional turbulence.
Key Relationships
Akari Shinohara → Risa Mizuno
(Social Close Friends)
Akari Shinohara → Ryuichi Ogawa
(Romantic Married Couple)
Takaki Tohno → Kanae Sumida
(Romantic High School Romance)
