Japanese amb on release of Japanese doctor in Somalia

The video discusses the presence of a tape and its location, followed by a conversation about the captain's health and well-being. Observations are made about the captain's appearance, which seems surprisingly healthy despite a long period of confinement. There is also a mention of a craving for Japanese food, particularly soy sauce-flavored dishes, and an interest in reading Japanese books.

What was the speaker's reaction to the captain's well-being?

What did the captain want to read?