The Type 96 designation was given to this gun as it was accepted in the year 2596 of the Japanese calendar (1936).

According to the Japanese calendar, the battle was fought on the 22nd day, 12th month, the year Genki-3.

This embassy arrived in the 1st year of Shōtoku, according to the Japanese calendar.

The Japanese calendar has yearly holidays and traditional events.

Each swordsmith was in attendance to the emperor for a month of the Japanese calendar.

The Type 97 designation was given to this gun as it was accepted in the year 2597 of the Japanese calendar (1937).

The Type 94 designation was given to this gun as it was accepted in the year 2594 of the Japanese calendar (1934).

From 862 until 1683, the Japanese calendar was arranged so that the full moon fell on the 13th day of each month.

The Type 90 designation was given to this gun as it was accepted in the year 2590 of the Japanese calendar (1930).

A tank Type 92 was thus introduced in 1932, the year 2592 of the Japanese calendar (only the two last digits counts).