C122 Fit to Yourself Is the Best!
Karp, the shadow in his heart is too deep.
Of course, even if he was extremely unwilling, but since he had joined the navy, the Battle Country's orders were absolute. As a captain, he had to obey them.
Furthermore, Karp was one of the few experts who survived from the previous era. The fact that he was able to receive his guidance showed that the Warring States had high hopes for White Water