Taiju Ooki

Original Name 大木 大樹
Romaji Name Taiju Ooki
Nicknames None
Series Dr. Stone
Age Unknown
Weight Unknown
Height 189 cm (6’2″)
Date of Birth Unknown
Blood Type Unknown


Taiju Ooki, a prominent character in the Dr. Stone anime and manga series, is portrayed as a kind and determined individual. He is a loyal friend to Senku and is known for his unwavering determination and strong sense of justice. Taiju is shown to have a kind-hearted nature, always willing to help others and take on tasks, no matter how small or challenging they may be. Despite his imposing physical appearance, Taiju is a pacifist who prefers to avoid fights and instead focuses on protecting his friends by blocking attacks.

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Before the world was petrified, Taiju was on the verge of confessing his feelings to Yuzuriha, a girl he had had a crush on for five years. However, he never found the courage to do so. When the petrifaction event occurred, Taiju was turned to stone, but managed to survive due to his strong determination and unwavering will to never give up. Thousands of years later, he emerged from the stone, ready to face the challenges of the new world and reunite with his friends.


Taiju Ooki has a strong and robust physique that complements his determined personality. He is depicted as a tall individual, standing at 189cm (approximately 6 feet 2 inches) tall. Taiju has brown hair and warm brown eyes. His appearance conveys a sense of strength and reliability, reflecting his role as a trusted ally and protector.


Although Taiju does not possess any extraordinary abilities or superpowers, he compensates with his physical strength and endurance. His robust physique allows him to excel at physically demanding tasks such as hunting and carrying heavy objects. Taiju’s resilience and determination make him a valuable asset to the group, as he can withstand difficult situations and persevere in the face of adversity.


Taiju Ooki is a fictional character created by Riichiro Inagaki and Boichi for the manga and anime series “Dr. Stone”. The character first appeared in the series when the world was petrified and then depetrified thousands of years later. Taiju’s story evolves as he joins forces with his friends to rebuild civilization and face the scientific and survival challenges of the post-apocalyptic world.
Please note that the information provided is based on the portrayal of the character in the “Dr. Stone” series and may not include all possible details or developments.

Taiju Ooki – FAQ

Who is Taiju Ooki in “Dr. Stone”?

Taiju Ooki is one of the main characters in the manga and anime series “Dr. Stone”. He is a high school student who was petrified along with the rest of humanity for thousands of years. After being revived, Taiju becomes a key member of the group working to rebuild civilization.

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What are Taiju’s personality traits?

Taiju is known for his strong sense of purpose and loyalty. He is incredibly devoted to his friends and will go to great lengths to protect and support them. Taiju is also portrayed as a physically strong character, but can be a bit impulsive at times.

What is Taiju’s role in the story?

Taiju serves as the main protagonist alongside Senku Ishigami in “Dr. Stone”. He represents the embodiment of the human spirit and the desire to rebuild society from the ground up. Taiju’s physical strength and unwavering determination make him a valuable asset to the group’s efforts.

Does Taiju have any special skills or abilities?

Taiju’s primary strength lies in his physical prowess. He has exceptional strength, stamina, and endurance, which he often uses to protect his friends and perform physical labor. However, unlike some other characters in the series, Taiju does not possess any supernatural or scientific abilities.

What is the relationship between Taiju and Yuzuriha Ogawa?

Taiju and Yuzuriha Ogawa are childhood friends and classmates. Before the petrifaction event, Taiju had a crush on Yuzuriha and expressed his feelings to her. While they were both petrified, Taiju’s love for Yuzuriha remained unchanged. After being revived, he continues to prioritize her safety and well-being.

How does Taiju contribute to the scientific advancements in the series?

Taiju’s contributions to the scientific advancements in “Dr. Stone” are primarily through his physical labor and support. Although he does not have the extensive scientific knowledge of Senku, Taiju uses his strength and stamina to assist in various experiments and construction projects. His unwavering determination and support play a crucial role in the group’s scientific endeavors.