Type 98 320 mm mortar

, also known as a "32-cm" gun,Rottman, Gordon L. (2005). Japanese Army in World War II: Conquest of the Pacific 1941-42, p. 50. was a mortar of the Imperial Japanese Army (IJA).This field gun type was named "ninety-eight" because it was first built in 1938; and 1938 was the 2598th year since Emperor Jimmu, the first Emperor of Japan.  The Japanese Imperial year was Kōki 2598 (皇紀2598年).  It is an example of a type of artillery called "spigot mortars".Alexander, Joseph.  "The Japanese 320mm spigot mortar," Closing In: Marines in the Seizure of Iwo Jima; retrieved 2012-2-20.

History
This artillery piece was used by the Japanese military during World War II.Appleman, Roy E. et al.  Okinawa: The Last Battle, pp. 90-91; retrieved 2012-2-20.

Combat record
During World War II, the IJA had 12 Type 98s at the Battle of Iwo Jima.Moore, Jeff M.  "The High Cost of Faulty Intel," Naval History, February 2005; retrieved 2012-2-20.

The Type 98 mortars were also used on Okinawa.

Related pages 
 Artillery of Japan
 List of field guns
 List of heavy mortars
 List of howitzers

References

Other websites

 Type 98 on Taki's Imperial Japanese Army page 

Category:Japanese weapons
Category:Artillery