Itō's Pinwheel (伊藤流風車)
☖ pieces in hand:
987654321 
         1
         2
         3
         4
       5
   6
     7
      8
      9
☗ pieces in hand:

In shogi, the Pinwheel (風車 kazaguruma) is an uncommon opening with the rook on the bottom rank 9 enabling it to switch between a Ranging Rook and Static Rook attack.

The pinwheel name comes from the way the king is able to rotate around the gold positioned on the 58 square as if it were a wheel.

.mw-parser-output .hidden-begin{box-sizing:border-box;width:100%;padding:5px;border:none;font-size:95%}.mw-parser-output .hidden-title{font-weight:bold;line-height:1.6;text-align:left}.mw-parser-output .hidden-content{text-align:left}You can help expand this article with text translated from the corresponding article in Japanese. (December 2016) Click [show] for important translation instructions. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Consider adding a topic to this template: there are already 3,776 articles in the main category, and specifying|topic= will aid in categorization. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Japanese Wikipedia article at [[:ja:風車 (将棋)]]; see its history for attribution. You should also add the template ((Translated|ja|風車 (将棋))) to the talk page. For more guidance, see Wikipedia:Translation.

Against Static Rook Anaguma

Example of development from Habu (1992).

1. P-76 P-84

2. S-68 P-34

3. P-66 S-62

4. R-58 K-42

5. K-48 K-32

6. K-38 B-33

7. P-56 P-54

8. S-48

8... K-22

9. S-66 S-53

10. P-46 L-12

11. P-36 K-11

12. S-47 S-32

13. G-48 P-85

14. B-77 G-52

15. N-37 P-44

16. P-55

16... Px55

17. Rx55 P*54

18. R-59 G-43

19. P-16 P-14

20. P-26 G-31

21. G-78 P-74

22. B-68 P-94

23. P-96 R-72

24. G-77 P-75

Central Rook Pinwheel
☖ pieces in hand:
987654321 
    1
      2
    3
    4
        5
  6
    7
      8
     9
☗ pieces in hand:

25. Px75 Rx75

26. P*76 R-72

Game example

Ōyama vs Ariyoshi 1991
☖ pieces in hand:
987654321 
    1
      2
   3
     4
       5
   6
   7
       8
     9
☗ pieces in hand:
up to move #51

A similar position occurs in a 1991 game between Yasuharu Ōyama (Black) and Michio Ariyoshi (White).

Itō's Pinwheel variations

This section needs expansion. You can help by adding to it. (October 2017)

Bibliography