Tomonobu Itagaki is known for creating the Dead or Alive series and Ninja Gaiden games. He had a bold approach to game design and famously stated, "Gamers who think that Ninja Gaiden is too hard are losers … just fight your best fight!" His personality was characterized by a flamboyant reputation and a fierce dedication to his work. Following his passing in October 2025, he reflected on his life as a series of battles, stating, "My life has been a series of battles. We stayed winning. I've caused a lot of trouble. I stand by my beliefs and I own them. No regrets." His contributions to gaming continue to inspire players and developers.