どうぶつしょうぎ敗着チェッカー あにはいVer. 4.0
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「あにはい」とは？

どうぶつしょうぎの敗着チェッカー。棋譜を入力することで手の善し悪しを判定し、敗着や最善手を調べることができます。

東京大学情報基盤センターの田中哲郎さんが発表した完全解析ロジックを応用した解析アルゴリズムを用いています。

「どうぶつしょうぎ」とは？

女流棋士の北尾まどかさんがルールを考案した将棋を簡略化したゲームで、ルールは簡単ながら奥が深く初心者からプロまで楽しめます。

Release Note

ver 4.0 - 2025/09/23

  • Complete modernization of the system architecture.

ver 3.6 - 2017/02/13

  • Bug fix for invalid judgement.

ver 3.5 - 2015/11/07

  • Improve analysis speed by optimization of middleware.

ver 3.4 - 2015/09/25

  • Bug fix for error when Niwatori is next to each other.

ver 3.3 - 2015/09/06

  • Support mobile drag-and-drop.

ver 3.2 - 2015/09/02

  • Bug fix for design collapsing at "Firefox".
  • Bug fix for invalid judgement when lions are face to face.

ver 3.1 - 2015/09/01

  • Bug fix for invalid judgement at endless game.

ver 3.0 - 2015/08/31

  • Introduce drag-and-drop moving.
  • Improve display of pows.
  • Improve display of movable places.
  • Darken board when finished.

ver 2.8 - 2015/08/29

  • Improve best moving display when changing from Hiyoko to Niwatori.
  • Bug fix for not choose shortest moving while dominance.
  • Bug fix for button error after animal is picked.

ver 2.7 - 2015/08/28

  • Change best moving to unique.
  • Faster initial display by changing file's distributing place.
  • Bug fix for invalid best moving at the time of backfoot.

ver 2.6 - 2015/08/27

  • Support responsive design.
  • Change font to "Fuiji".

ver 2.5 - 2015/08/14

  • Bug fix for invalid judging of try.

ver 2.4 - 2015/08/13

  • Add function to reset board.
  • Add function to revert to previous board.

ver 2.3 - 2015/08/04

  • Add function to judge if lion can try.
  • Add function to judge if lion can be caught.
  • Add function to judge if game is endless.

ver 2.2 - 2015/07/29

  • Refactor JS by introducing "CoffeeScript".

ver 2.1 - 2015/07/25

  • Add help page.

ver 2.0 - 2015/07/23

  • Improve engine speed by changing base from "Ruby on Rails" to "Scala with Play Framework".
  • Add function to determine best moving.
  • Add function to count rest.
  • Delete function to judge if moving is good or bad.

ver 1.3 - 2015/02/22

  • Improve view design.

ver 1.2 - 2015/02/17

  • Bug fix for invalid animal placing.

ver 1.1 - 2015/02/15

  • Bug fix for invalid animal moving.

ver 1.0 - 2014/12/29

  • First public release.

by mado