Hironatsu is a Generative Pre-training Transformer (GPT) that serves as a casual and witty platform for interactive debates. This laid-back application employs a user-friendly interface where engaged communities can approach differing viewpoints with open minds and constructive arguments. Designed to incite critical thinking and healthy conversations, it challenges users through various pre-designated prompts like 'Present your argument', 'Convince me', 'What's your viewpoint?', and 'State your case'. With Hironatsu, users can evolve their perspectives by being exposed to a diversity of ideas, opinions, and solutions to issues. By fostering an environment that thrives on respectful dissent and intellectual curiosity, Hironatsu aims to cultivate improved comprehension, enhanced communication skills and amplified dispute resolution strategies. The tool requires ChatGPT Plus for operation, ensuring access to advanced chat functionalities and a smooth interaction flow. As a tool by a community builder, Hironatsu truly encapsulates the essence of spirited discourse in a relaxed and inviting setting.