Okay, the user wants me to translate "gun battles" into Japanese. Let me think about the correct term here. "Gun battles" refers to fights or conflicts involving guns, so in Japanese, the direct translation would be something like "銃撃戦" (jūgeki sen). That literally means "gun battle" or "firefight." I should check if there's a more common term used in Japanese media or context. Sometimes "銃戦" (jūsen) is used, but "銃撃戦" seems more accurate for "gun battles." Also, the user specified to translate all content into Japanese unless it's already in Japanese. Since the input is in English, I need to provide the Japanese translation. No explanations, just the result. So the answer should be "銃撃戦."