popular  JLPT N3  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic)  adverb 

• whole, entirety
• to begin with, in the first place
• ... the heck (e.g. "what the heck?"), ... in the world (e.g. "why in the world?"), ... on earth (e.g. "who on earth?")

popular  JLPT N1  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb  noun taking the genitive case particle の  adjective (generic) 

• search (esp. in criminal investigations), investigation, inquiry, enquiry

popular  JLPT N3  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• target, object (of worship, study, etc.), subject (of taxation, etc.), coverage

popular  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• major company, big company
• front castle gate
• force attacking the front of a castle

popular  JLPT N4  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic)  grammar 

• man, male
• masculine gender

popular  JLPT N1  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• home area, home town
• local

popular  JLPT N3  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• centre, center, middle, heart
• capital, seat of government

popular  JLPT N3  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic)  suffix 

• center, centre, middle, heart, core, focus, pivot, emphasis, balance
• -centered, -centred, -focused, -oriented, centered on, focused on

popular  JLPT N3  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• town, city, municipal, urban

popular  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• within the (Tokyo) metropolitan area