Rentarou Aijou

Japanese Name 愛城 恋太郎
Romaji Name Aijou Rentarou
Nicknames None
Series Kimi no Koto ga Daidaidaidaidaisuki na 100-nin no Kanojo
Age 16
Weight Unknown
Height Unknown
Date of Birth Unknown
Blood Type Unknown


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The protagonist of “Kimi no Koto ga Daidaidaidaisuki na 100-nin no Kanojo”.


Rentarou Aijou, the protagonist of “Kimi no Koto ga Daidaidaidaisuki na 100-nin no Kanojo,” is a compassionate and kind-hearted individual. Despite having experienced 100 rejections in his life, Rentarou’s heart is filled with an insatiable thirst for love. He understands the pain of rejection and is determined to bring happiness to all his soul mates. Rentarou has a big heart, which allows him to unconditionally love and care for all of his girlfriends. His selfless nature and dedication to bringing happiness to his soulmates make him a remarkable protagonist.


Rentarou’s journey begins when, before entering high school, he visits a shrine to pray for a smooth love life. However, an unexpected twist of fate reveals that due to a cosmic mishap at his birth, Rentarou has been assigned 100 soul mates. He learns that if he chooses only one soul mate, the remaining 99 are doomed to a tragic death. This revelation sets the stage for Rentarou’s unique and challenging romantic adventure.


As depicted in “Kimi no Koto ga Daidaidaidaisuki na 100-nin no Kanojo,” Rentarou Aijou is a 16-year-old high school student. While specific physical details may vary depending on artistic interpretation, Rentarou is typically depicted with a youthful appearance. His design often emphasizes his kind and empathetic nature.


Rentarou’s most remarkable ability is his ability to love unconditionally. Despite the complexity of having 100 soulmates, Rentarou remains determined to fulfill his promise of happiness to each of them. His unwavering devotion and willingness to date multiple soulmates simultaneously demonstrates his remarkable ability to balance and maintain multiple relationships.

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Rentarou Aijou is from the manga and anime series “Kimi no Koto ga Daidaidaidaisuki na 100-nin no Kanojo” written and illustrated by Rikito Nakamura. The series follows Rentarou’s journey as he faces the challenges of being romantically involved with 100 different soulmates. The unique premise and Rentarou’s endearing character make the series an engaging exploration of love, relationships, and personal growth.
Please note that the information provided is based on the character profile available on and may vary slightly depending on the source material or artistic interpretation.
[Sources:, Google Search].

Rentarou Aijou – FAQ

Who is Rentarou Aijou?

Rentarou Aijou is the main protagonist of the anime and manga series “Kimi no Koto ga Daidaidaidaisuki na 100-nin no Kanojo” (translated as “I Love You 100 Times”). He is a high school student who finds himself in a unique situation when he receives a mysterious app on his phone that allows him to have 100 girlfriends.

How does Rentarou Aijou end up with 100 girlfriends?

Rentarou Aijou discovers an app on his phone called “Kanojo Okarishimasu” (Rent-a-Girlfriend) that allows him to rent a girlfriend for a certain period of time. However, due to a glitch in the app, Rentarou ends up with 100 girlfriends instead of just one. Each girlfriend has a unique personality and background, leading to various comedic and romantic situations.

What is Rentarou’s personality like?

Rentarou is portrayed as a kind and caring individual who truly values the relationships he forms with each of his 100 girlfriends. He is often overwhelmed by the sheer number of relationships he has to manage, but tries his best to treat each girlfriend with respect and make them feel special.

Does Rentarou develop a deeper relationship with any of his girlfriends?

Yes, over the course of the series, Rentarou develops deeper and more meaningful relationships with some of his girlfriends. While he initially struggles with the idea of having multiple girlfriends, he gradually forms strong emotional bonds with certain individuals, leading to romantic developments and personal growth.

How does Rentarou deal with the challenges of having 100 girlfriends?

Rentarou faces many challenges due to his unique situation. Juggling the demands and expectations of 100 different girlfriends proves to be quite overwhelming for him. He tries his best to spend quality time with each girlfriend, communicate openly, and cater to their individual needs, although it is undoubtedly a complicated task.

Is there a central conflict or plotline in Rentarou’s story?

Yes, Rentarou’s story revolves around the central conflict of managing his relationships with 100 girlfriends while trying to navigate the complexities of his own emotions. The series explores themes of love, friendship, personal growth, and the importance of real relationships.