HYPECELEB - Mahiro Tadai (唯井まひろ, Tadai Mahiro) is a Japan Adult Video (JAV) actress who has become one of the leading stars in the adult entertainment industry since her debut in 2018. Known for her charming face, well-proportioned figure, and passionate performance across various roles, Mahiro also stands out as a die-hard gamer who streams titles like League of Legends on Twitch. Beyond her AV career, she’s active on social media and has amassed a huge fan base, including 378,000 YouTube subscribers.
Mahiro Tadai Profile
- Name: Mahiro Tadai (唯井まひろ)
- Also Known As: Mahiro Yui
- Nationality: Japanese
- Place of Birth: Tokyo, Japan
- Date of Birth: March 4, 2000
- Age: 26 Years Old
- Zodiac Sign: Pisces
- Height: 156 cm
- Blood Type: AB
- Bust: 90 cm
- Bra Size: F cup
- Waist: 58 cm
- Hips: 97 cm
- Profession: AV actress, model, streamer
- JAV Debut: June 2018
- Years Active in JAV: 2018 – present
- Hobbies: Playing games (League of Legends), dancing, singing
- Instagram: @tadai_mahiro
- X (Twitter): @tadai_mahiro
- TikTok: @mahiro_purin
- YouTube: まひろにあ帝国
Background and Early Life
Mahiro Tadai was born on March 4, 2000, in Tokyo Prefecture, Japan. From a young age, she showed a strong interest in the entertainment world, particularly in becoming an idol. During high school, she took singing and dancing lessons and even joined an agency that managed idols. However, she eventually realized that the conventional idol image—twin tails and black hair—didn’t suit her personality. Inspired by groups like Ebisu☆Mascats and SEXY-J, as well as AV stars like Mana Sakura, Mahiro discovered a sense of freedom and self-expression in the adult industry. She has openly spoken about her first sexual experience, which occurred after three months of dating during high school, as part of her personal journey prior to entering the AV world.
Career as an AV Actress
Mahiro began her career in the adult industry with a nude photoshoot for Weekly Playboy on April 16, 2018, before making her AV debut with SOD Create in June 2018, one of Japan’s top AV studios. Her debut drew attention thanks to her stunning appearance—standing at 156 cm with an F-cup bust—her signature short hair, and her natural acting ability. In 2019, she was nominated for Best New Actress at the Scapa! Adult Broadcasting Grand Prize, highlighting her rising potential in the industry.
Apart from AV, Mahiro is also active as a game streamer, particularly known for her League of Legends streams under the Twitch ID “MAHIPURING.” She once ranked first in Japanese LOL streams while disabling donations, relying solely on subscriptions. Her main role is support, though she often plays champions like Renekton. She is also an avid fan of professional League of Legends player ShowMaker.
Personal Life
Mahiro Tadai is energetic and candid on social media, with 378,000 YouTube subscribers and 440,000 followers on X (as of May 2025). She often shares her love for gaming—especially League of Legends—and daily activities, such as attending her first poker event in May 2025. She is also known for enthusiastically engaging with her fans, like when she excitedly announced her first talk live event on X.
Despite her public persona, Mahiro keeps her private life relatively discreet. She has previously mentioned that her interest in AV stemmed from finding the idol world too restrictive, and she admired the freedom expressed by actresses like Mana Sakura. Her background in singing and dancing during high school also reflects her ambition to become a versatile entertainer.
Contributions and Influence
Since her debut, Mahiro Tadai has become one of the most influential AV actresses, with over 65 titles released by 2025 according to Javtiful. Her popularity goes beyond the AV scene, reaching into the gaming community, where she’s known as a competitive League of Legends streamer. Her nomination for a newcomer award in 2019 and appearance in Weekly Playboy underline her wide-ranging appeal, bridging the adult and mainstream entertainment worlds.
Mahiro’s ability to blend her AV career with game streaming sets her apart from other AV actresses. She has built a global fan base, using YouTube and Twitch as her main platforms to connect with audiences outside Japan. Her commitment to producing high-quality content—whether in AV or streaming—demonstrates her dedication to staying relevant in two very different spheres.
Fun Facts
- League of Legends Fan: Mahiro streams on Twitch under the ID “MAHIPURING,” specializing in the support role and champions like Renekton. She is also a fan of pro player ShowMaker.
- Debut in Weekly Playboy: Before her AV debut, she posed nude for Weekly Playboy in April 2018, marking her entry into adult entertainment.
- Poker Event: In May 2025, Mahiro attended her first poker event and expressed excitement about playing again after enjoying the experience.
- Idol Aspirations: Though she once dreamed of becoming an idol, Mahiro turned to AV after finding the idol world too restrictive, inspired by groups like Ebisu☆Mascats and actress Mana Sakura.
- First Talk Live: She announced her first ever talk live event in May 2025 on X, showing her willingness to explore new ways of engaging with fans.