Complex sentence: Chief programmer Toru Narihiro programmed his first actual game software with "Famicom Wars" and "Fire Emblem" towards the end of the Famicom's life cycle, although the game design, graphic design, and music was provided by the Nintendo R&D1 team.
Split into simpler sentences: Chief programmer Toru Narihiro programmed his first actual game software with Famicom Wars and Fire Emblem towards the end of the Famicom's life cycle. Although the game design, graphic design, and music was provided by the Nintendo R&D1 team.