Restauracja Purr Purr (Kocia Strefa od 12 lat) is a Japanese restaurant that gives Warsaw, Poland a clear reason to appear on a dining shortlist. The draw is seasonality, restraint and precisely controlled pacing; at a comparatively accessible price point, it should be judged as a smart choice when you want something considered without turning the night into a major splurge. The best reason to book is precision, pacing and quiet focus: a clear use case is more valuable here than another vague promise of quality.