Kriegsmarine and Japanese naval morale in 1945

Which navy had lower morale by 1945, the Kriegsmarine or the Imperial Japanese Navy?

The Kriegsmarine, in the brief comparison.

The closing question compares morale in the Kriegsmarine and Imperial Japanese Navy by 1945. The Kriegsmarine is selected in an emphatic but very brief answer. The exchange supplies the comparison. It leaves the institutional, strategic, and cultural causes unexplained.