The benchmark Nikkei 225 index rose 0.49 percent, or 148.38 points, to 30,397.19 while the broader Topix index advanced 0.67 percent, or 14.04 points, to 2,104.79
The benchmark Nikkei 225 index firmed 0.40 percent, or 111.13 points, to 28,200.67 in early trade, while the broader Topix index rose 0.42 percent, or 8.29 points, to 1,968.99
The benchmark Nikkei 225 index gained 0.52 percent, or 142.01 points, to 27,665.20 at the open, while the broader Topix index advanced 0.36 percent, or 6.92 points, to 1,931.90
Its rival shipping firm Kawasaki Kisen dropped 3.13 percent to 4,025 yen after investors were disappointed at its decision to postpone dividend payments
The benchmark Nikkei 225 index fell 1.30 percent, or 392.62 points, to 29,696.63, while the broader Topix index was down 1.47 percent, or 29.20 points, at 1,954.34.
The Nikkei index, which on Monday closed above the 30,000 mark for the first time in about two weeks, extended its gain in early trade after Wall Street shares rallied to another record finish.