TAKETA CITY, Japan — A U.S. Army colonel’s great-grandson returned a “good luck” flag Wednesday to the nephew of a Japanese soldier who carried it into battle during World War II.

consul general of Japan in Houston, expressed appreciation to the museum for willingly handing over the flag and said the transfer symbolizes the friendship between the United States and Japan.

A U.S. Army colonel’s great-grandson returned a “good luck” flag Wednesday to the family of a Japanese soldier who carried it ...