 Complete the following phrase:  Tokiwa was converted into a minelayer in 192224. She was placed in reserve in 1927 after she was damaged by an accidental explosion of several mines. The ship was deployed to Northern China in 193233 after the Japanese invasion of Manchuria. After her refit in 1937, Tokiwa returned to active duty and was assigned to the 4th Fleet in 1939. During the Pacific War, she participated in the occupation of the Gilbert Islands and 