Blue Exorcist follows the story of Rin Okumura, a teenage boy who discovers that he is the son of Satan. He is sent to a school for exorcists where he meets other students with supernatural abilities. Among them is Shiemi Moriyama, a shy and kind girl with beautiful blue hair that matches the color of the sea. Despite her timid nature, she is a skilled exorcist and is always willing to help her friends. In one episode, the students of the school are tasked with swimming through a dangerous underwater maze, and Shiemi proves to be an invaluable member of the team with her strong swimming skills.Blue Exorcist
Free! - Iwatobi Swim Club is a popular sports anime that follows a group of high school boys who are part of a swim club. The main character, Haruka Nanase, has a childhood friend named Rin Matsuoka who has recently returned to Japan. Rin has blue hair and is a talented swimmer, but he also has a competitive and sometimes aggressive personality. Throughout the series, Rin and Haruka engage in intense swimming competitions, and their rivalry pushes them to become better swimmers. The show also features other female characters with blue hair, such as Gou Matsuoka, Rin's younger sister and the manager of the swim club.Free! - Iwatobi Swim Club
K-On! is a heartwarming anime about a group of high school girls who form a band. One of the members, Azusa Nakano, has blue hair that adds a pop of color to her otherwise serious and studious appearance. Azusa is a skilled guitarist who is initially hesitant to join the band, but she quickly becomes an important part of the group. In one episode, the girls take a break from band practice and head to the beach for a swimming competition. Azusa may not be the strongest swimmer, but she has a competitive spirit and uses her determination to keep up with her friends.K-On!
Love Live! Sunshine!! is a musical anime about a group of girls trying to save their school from shutting down. One of the members, Dia Kurosawa, has blue hair and is the student council president. She is initially strict and serious, but as the series progresses, she becomes more supportive and caring towards her friends. In one episode, the girls decide to take a break from their rigorous training and head to the beach for some fun and relaxation. Dia is not the best swimmer, but she enjoys the experience and bonds with her friends over their shared love for the sea.Love Live! Sunshine!!
Nagi no Asukara is a fantasy anime that explores the relationships between land and sea. The main character, Hikari Sakishima, has a childhood friend named Manaka Mukaido who has blue hair that symbolizes her connection to the ocean. Manaka is kind and gentle, and she has a natural talent for swimming. In one episode, the characters participate in a swimming race to honor the sea god, and Manaka's swimming skills play a crucial role in helping her team win. The show also features other characters with blue hair, such as Chisaki Hiradaira, who also has a strong affinity for the sea.Nagi no Asukara
Nisekoi is a romantic comedy about two high school students, Raku Ichijo and Chitoge Kirisaki, who are forced to pretend to be in a relationship. Chitoge has blue hair and is initially portrayed as a tough and hot-tempered girl. However, as Raku gets to know her better, he discovers that she is actually kind and caring. In one episode, the characters go to the beach, and Chitoge shows off her impressive swimming skills. Her blue hair stands out against the bright blue ocean, and Raku can't help but be mesmerized by her beauty.Nisekoi
Sailor Moon is a classic anime about a group of magical girls who fight against evil forces to protect the world. The title character, Usagi Tsukino, has blue hair that transforms into long blonde pigtails when she transforms into Sailor Moon. She is joined by other Sailor Soldiers, including Ami Mizuno, who has blue hair in her civilian form and transforms into Sailor Mercury. In one episode, the girls go on a trip to the beach, and Ami shows off her impressive swimming skills while also using her powers to help her friends.Sailor Moon
Sakura Swim Club is a visual novel game that follows the story of Kaede, a high school student who joins the swim club to get closer to the girl he likes. The game features two main female characters with blue hair, Kaede's childhood friend, Aoi, and the captain of the swim club, Miyako. In the game, players can choose to spend time with either girl and participate in swimming competitions with them. Both Aoi and Miyako have different personalities and swimming styles, making them both interesting and unique characters.Sakura Swim Club
Toradora! is a romantic comedy about two high school students, Ryuji Takasu and Taiga Aisaka, who team up to help each other confess their love to their crushes. Taiga has blue hair and is known for her short temper and fierce personality. Despite her small stature, she is a strong and skilled swimmer and is often seen wearing a swimsuit. In one episode, the characters go to the beach, and Taiga shows off her impressive diving skills. Her blue hair adds a splash of color to the beautiful ocean backdrop.Toradora!
Violet Evergarden is a drama anime about a former soldier named Violet who becomes an Auto Memory Doll, a profession that involves writing letters for others. Violet has blue hair and is initially emotionless due to her traumatic past. However, as she learns more about emotions and human relationships, she begins to develop her own feelings. In one episode, Violet visits a seaside town and is drawn to the ocean. She takes a swim and experiences a sense of peace and freedom that she has never felt before. Her blue hair flows beautifully in the water, symbolizing her journey towards healing and finding her own identity.Violet Evergarden