Nikkei 225 hits record high while JPY stays weak amid market fluctuations

    by VT Markets
    /
    Aug 18, 2025
    Japan’s Nikkei index has reached a new all-time high, approaching 44,000. Though there are no specific reasons for today’s rise, it aligns with current market trends. The Japanese yen usually moves in the opposite direction of the Nikkei. When the Nikkei goes up, the yen often loses value.

    Attention from Market Participants

    Market participants should keep an eye on comments from officials. There may be talks encouraging the Bank of Japan to think about raising interest rates. With the Nikkei 225 nearing 44,000, we see strong bullish trends in the market. The index has increased over 25% this year, benefiting those who have remained invested. This ongoing rally indicates strong investor confidence in Japanese stocks. A major factor is the weak yen, which helps boost the profits of Japan’s top exporters. With the USD/JPY exchange rate now over 165, this situation benefits stocks significantly. We should continue to watch this relationship, as a rising Nikkei typically correlates with a weaker yen. In the coming weeks, buying Nikkei call options or bull call spreads could be a simple way to capitalize on this trend. These trades might aim for the psychological targets of 44,000 to 44,500. As we approach these new highs, implied volatility in options is likely to rise.

    Potential Rate Hike from the BoJ

    However, we need to stay alert for any changes in the Bank of Japan’s tone. Key voices are suggesting that the BoJ might need to consider another rate hike to address the yen’s weakness and ongoing inflation. A more active central bank poses a significant risk to this stock market growth. To guard against a sudden downturn, traders should think about buying protective put options on the Nikkei. Alternatively, investing in USD/JPY put options could be profitable if the BoJ hints at a stronger stance. This would help protect our long positions in the Nikkei. A similar situation occurred in early 2024 when the Nikkei first surpassed its high from the 1989 bubble. At that time, the rally was also driven by a weak yen, until the Bank of Japan ended its negative interest rate policy in March, which led to a brief pullback. History shows that even small policy changes can quickly change market momentum. Therefore, we are closely watching Japan’s upcoming CPI inflation report. Core inflation has remained stubbornly above the BoJ’s 2% target for many months. Any unexpectedly strong data or hawkish comments from officials could trigger a market correction. This makes having some downside protection a wise strategy. Create your live VT Markets account and start trading now.

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