Renji Yakuya is a fictional character from the popular anime and manga series Bleach, created by Tite Kubo. He serves as a lieutenant in the Gotei 13, specifically under Rukia Kuchiki in the 6th Division. Renji is known for his distinctive red hair, tattoos, and his powerful sword, Zabimaru, which can extend and transform during battles. Throughout the series, Renji is portrayed as a determined and loyal warrior, often striving to protect his friends and uphold his duties. His character undergoes significant development, showcasing his growth as a Soul Reaper and his complex relationship with Rukia and other characters in the Soul Society.