Table: cities_japan
Columns: name
japanese
date_of_designation
date_of_reclassification
region
prefecture

Question: Whose Name has a Date of reclassification of 2003-04-01 (merge into shizuoka )?
SQL: SELECT "name" FROM cities_japan WHERE "date_of_reclassification" = '2003-04-01 (merge into shizuoka )'

Question: WHich Japanese has a Prefecture of iwate?
SQL: SELECT "japanese" FROM cities_japan WHERE "prefecture" = 'iwate'

Question: Which Date of designation has a Name of kurume?
SQL: SELECT "date_of_designation" FROM cities_japan WHERE "name" = 'kurume'

Question: What kind of Japanese has a Region of tōhoku?
SQL: SELECT "japanese" FROM cities_japan WHERE "region" = 'tōhoku'

Question: WHose Name has a Region of kansai on 2012-04-01 ( core city )?
SQL: SELECT "name" FROM cities_japan WHERE "region" = 'kansai' AND "date_of_reclassification" = '2012-04-01 ( core city )'