1. koukoojutsu   topology   aeronautics   rheology   etiology, aetiology   Hint Half-n-half Clue   2. seishikanou, terebashii   telepathy   theology   etiology, aetiology   calligraphy   Half-n-half Clue   3. jinruigaku   astrology   rheology   anthropology   telepathy   Half-n-half Clue   4. biyoujutsu   theology   cosmetology   economics   calligraphy   Half-n-half Clue   5. denshinjutsu   radiology   accountancy   telegraphy   choreography   Half-n-half Clue   6. buyoujutsu   topology   cosmetology   astrology   choreography   Half-n-half Clue   7. koukogaku   accountancy   archeology, archaeology   etiology, aetiology   theology   Half-n-half Clue