When Eiji Tōmatsu, a fifth-grade student, and his loyal dog companion Pochirou stumble upon the enigmatic "Pikachin Research Book," their world transforms. Intrigued by the seven mystical tools comprising the Pikachin Kit, Eiji triggers a chain of events by activating a hidden button within the book. Suddenly, a special delivery from the 'Future Amazon' appears at his doorstep, containing the elusive kit. Following the provided blueprints, Eiji assembles the kit, only to discover a crucial 1% component missing. In this whimsical universe, 'Pikachin' symbolizes the spark of inspiration vital for embarking on new ventures, akin to a lightbulb illuminating above one's head at the dawn of a brilliant idea. The essence of this tale lies in the belief that invention entails 99% dedication to crafting plastic models and a mere 1% burst of creativity.