I-168 is a fictional character from the anime series Kantai Collection, which is based on a popular Japanese web browser game. The series anthropomorphizes World War II naval ships as young women known as 'shipgirls.' I-168 is portrayed as a submarine with a quiet and reserved demeanor. She is known for her tactical abilities and plays a supportive role in the fleet, often undertaking reconnaissance and stealth missions. Her design includes elements inspired by her historical counterpart, reflecting the submarine's unique attributes and significance during wartime operations.