Nikkei 225, broke the 24000 resistance which is blocking the upward moves for nearly 3 years. Nikkei usually made its moves around 4000 points in recent years. The upside target may be around the 28000 levels in medium term. In short term, however, Fibonacci %123,6 level of 8000 points March fall is around 26080 may become resistance.
Below the current price, 24350-24000 level can be followed as support. As long as Nikkei stays above 24000, upward pressures may continue.