EntityQ967591· pop 14· linked from 85 articlesNikoliSign in to saveJapanese games publisherConnectionsJapanCountryEnglish languageConceptlanguageEntityTokyoCityJapaneseEntitycultureEntityalphabetEntitygameEntityInternational Standard Book NumberEntityriddleEntityparadoxEntitysudokuEntitycrosswordEntitypublishingEntitysyllogismEntitypuzzleEntityQ118398Entityoptical illusionEntityproblem solvingEntityHepburn romanizationEntityCategories1980 establishments in JapanBook publishing companies in TokyoJapanese companies established in 1980Logic puzzlesMagazine publishing companies of JapanPuzzle designers