東川篤哉

放學後再推理 by: 東川篤哉; 鄭舜瓏 (Language materials, printed) , [著]

請勿在此丟棄屍體 by: 東川篤哉; 鄭舜瓏 (Language materials, printed) , [著]

不學無術的偵探學園 by: 張嘉芬; 東川篤哉 (Language materials, printed) , [著]

推理要在晚餐後 by: 東川篤哉; 黃健育 (Language materials, printed) , [著]