Question: The Yokosuka B4Y, (Navy Type 96 Carrier Attack Bomber), is an aircraft carrier, and torpedo bomber was used by the Imperial Japanese Navy Air Service from 1936 to what year?
Sentence (from "Kugisho B3Y"): The Kugisho B3Y, or Navy Type 92 Carrier Attack Bomber was a Japanese carrier-based torpedo bomber of the 1930s.
Relevant evidence: No