 <translate> The relevant sentence in the passage is: The game was released to manufacturing on 23 April 2018, after four years of production. Therefore, the final answer is four years. <yor> Ẹ̀ka ọ̀rọ̀ tí ó yẹ nínú àyọkà náà ni: A tú eré náà sílẹ̀ fún ṣíṣe ní 23 April 2018, lẹ́yìn ọdún mẹ́rin tí wọ́n ti ṣe é. Nítorí náà, ìdáhùn tó pé pérépéré ni ọdún mẹ́rin. 