Well, perhaps they grew up in an environment where explosions were rare but always meant extreme danger. So, when they encounter explosions, their natural instinct is to be afraid. Also, in the Naruto universe, explosions can be a sign of a very powerful enemy. Kiba and Isse, if not strong enough to handle such powerful attacks, would of course be afraid of explosions.
One possible reason could be that they had a past traumatic experience related to explosions. Maybe they witnessed an explosion that caused harm to their loved ones or themselves. Another reason might be that explosions in the 'Naruto' world are often associated with powerful and dangerous jutsus or attacks, and they are simply afraid of the destruction and chaos that explosions can bring.
Chapter 687, "How Did She Die Again?", is the clearest early answer because it turns Jiang Li's situation into a concrete plot event. The chapter gives readers a real answer by opening on In the process of pursuing the Protagonist Group, she gradually came... and ending on I'm busy here;
Chapter 615, "River·Doraemon·Li", is the clearest early answer because it turns Zhao Lang's situation into a concrete plot event. Early on, Everyone huddled close with their bowls in hand.. By the end, This wind turbine is what I exchanged for yesterday..
Chapter 823, "The Jiang Lake Swindler Who Sponges Off Others", is the clearest early answer because it turns Feng Shui's situation into a concrete plot event. A useful checkpoint is the way the scene starts with The Yu Family estate is elegant, and even the names of the dishes...
Chapter 830, "Pinky Promise for 100 Years", is the clearest early answer because it turns Sister's situation into a concrete plot event. It opens with At eight o'clock in the evening, Jiang Li arrived home. and closes on Immediately, two shadows darted out from the room inside, each....
Chapter 752, "The Sudden and Unforeseen Reversal", is the clearest early answer because it turns Fang Wenzhe's situation into a concrete plot event. A useful checkpoint is the way the scene starts with By what right do you arrest my son?!" Upon hearing the commotion, Mrs.
Chapter 602, "Did Our Ship Capsize Too?!", is the clearest early answer because it turns Jiang Mingchuan's situation into a concrete plot event. Early on, Hmph." Jiang Zhao Yuan grunted again, "Has anyone been bullying you?"....
Chapter 735, "How is it Him?!", is the clearest early answer because it turns Zhao Lang's situation into a concrete plot event. It opens with Besides..." Yin Le hesitated, "Changqing originally didn't let me say...
Chapter 569, "Watch How My Sister Torments You!", is the clearest early answer because it turns Team's situation into a concrete plot event. The chapter gives readers a real answer by opening on Due to the unequal number of members on Team J and Team Q, the system...
Chapter 580, "Old Sir Gu: I command you to start a live stream!", is the clearest early answer because it turns Jiang Li's situation into a concrete plot event. It opens with After seeing those comments, Ai Xiaochun was overjoyed.
Chapter 662, "No Mirror, Is the Urine Matte?", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. It opens with Ji Yanbai and Mu Ye exchanged a glance and then began searching their...