The Ossan Newbie Adventurer, Trained to Death by the Most Powerful Party, Became Invincible S01 E01 Starting 12 Years Late

Rick Gladiatol became an adventurer at the age of thirty. Now, after two years of training, he's taking the test to advance to E-rank. As the exam begins, he wonders if he's done enough to measure up to all the young people testing alongside him.