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Across
  1. 3. Short-lived era
  2. 5. Late 20th century era
  3. 7. Business group network
  4. 9. Current imperial era
  5. 11. National currency
  6. 13. Small dagger
  7. 16. Feudal leader
  8. 18. Prewar industrial conglomerates
  9. 19. Masterless samurai
  10. 20. Long imperial era
  11. 23. Spear weapon
  12. 24. Imperial crest flower
Down
  1. 1. Samurai helmet
  2. 2. Global electronics brand
  3. 4. Modernization era
  4. 6. Period of shoguns
  5. 8. Symbolic monarch
  6. 10. Short companion sword
  7. 12. Polearm blade
  8. 14. Samurai sword
  9. 15. Warrior code
  10. 17. Military dictator
  11. 21. Japanese parliament
  12. 22. Shogunate government
  13. 25. Samurai armor