Table: coast_guard_academy
Columns: english_name
japanese_orthography
pronouciation
abbreviation
provider_national_government
foundation

Question: What is the Japanese orthography for the abbreviation of ndmc?
SQL: SELECT "japanese_orthography" FROM coast_guard_academy WHERE "abbreviation" = 'ndmc'

Question: What is the english name of the ministry of defense with an abbreviation of nda bōei-dai(防衛大)?
SQL: SELECT "english_name" FROM coast_guard_academy WHERE "provider_national_government" = 'ministry of defense' AND "abbreviation" = 'nda bōei-dai(防衛大)'