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Before a major session, save. If the skill doesn't level up after 3-5 cycles, your "Base Stats" might be too low to progress that specific inherent skill. To give you more specific numbers, could you tell me: are you currently trying to level? What is your current day or progress level in the game? Are you playing the base Japanese version or a specific English fan-translation

"Inherent Skill Nakadashi Leveling" is more than just a typical adult game; it is a meticulously designed RPG that rewards strategic planning and consistent progression. If you are looking for the English version (RJ440384), it is highly recommended to seek it out through official digital storefronts to get the most stable, secure, and complete experience.