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abacus

🧮
  • Pixiv
  • Twitter
  • Bluesky
  • Weibo
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そろばん
  • Pixiv
  • Twitter
  • Bluesky
  • Weibo
  • Lofter
  • Tumblr
算盤
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アバカス
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Ancient manual calculation device still used in East Asia today. Japanese term is soroban (そろばん).

See also

  • calculator
  • holding abacus

External links

  • Wikipedia: Abacus
  • Wikipedia: Soroban

Posts

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