Christel House Watanabe Manual High School, formerly known as Emmerich Manual High School or Manual High School, is a public high school in Indianapolis, Indiana, United States. It formerly was a traditional high school in the Indianapolis Public Schools (IPS) district. It is now one of the schools operated by Christel House Academy and is named Christel House High School. Originally known as Industrial Training School it was renamed and became Manual Training School and Charles E. Emmerich Manual Training High School.