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Codex Mundi A scholarly atlas of the senses lost when crossing borders
Codex MundiBy countryJapan

Japan: gestures to avoid and cultural codes

Japan — 84 documented situations where a gesture, a word or a silence does not read the way it does elsewhere. 31 to avoid first, academic sources and dated incidents.

What to avoid first

Normal here, misread elsewhere

By situation

Documented incidents

2026 — Japon (article de référence Nippon.com du 17 janvier 2026)

No documented major diplomatic or media incident: the hashi-watashi taboo belongs to the realm of implicit social discomfort, rarely turned into a named public faux pas. Its social codification is nonetheless explicit: on 17 January 2026 Nippon.com published an illustrated glossary of kirai-bashi (嫌い箸, "disliked chopstick behaviours") that explicitly marks "(Serious)" only two taboos — hashi-watashi and tate-bashi (c…

Passing food from chopstick to chopstick
2025 — Internet (mondial)

Chikako Nakagawa's viral City Lit video (uploaded 4 April 2025) about the nine kirai-bashi — including the taboo of sticking chopsticks upright in rice (tatebashi) — racked up around 1.4 million views and pushed Google searches for "how to use chopsticks TikTok" up by 4,050 % according to NationalWorld (June 2025). Vertical chopsticks are flagged as the most serious mistake.

Vertically planted chopsticks (Japan, China)
2024 — Corée du Sud

The decline of hoesik and alcohol consumption among young Koreans was quantified by the Korea Disease Control and Prevention Agency (KDCA) in 2024: 56% of 19-29 year-olds report abstaining or drinking no more than once a month, vs 47.6% for 30-39, 44.4% for 40-49, and 52.8% for 50-59. An Incruit survey cited by the Korea Times shows 65.6% of 20-29 year-olds now prefer alcohol-free lunch hoesik over evening drinking g…

Pouring your own drink (South Korea, Japan)
2024 — Japan (national rollout, Gyukatsu Motomura chain)

In February 2024, Japanese gyū-katsu (panko-breaded deep-fried beef cutlets) chain Gyukatsu Motomura installed tip boxes in all of its restaurants to centralize gratuities left by foreign tourists and simplify the associated tax reporting. In mid-May 2025, a photo of one of these boxes went viral on Japanese social media (SoraNews24, 14 May 2025; Japan Today), sparking a debate about the risk of normalizing tipping i…

The refused tip (Japan)
2001 — California (États-Unis) — étude Phillips et al.

Phillips et al. (2001) study 'The Hound of the Baskervilles effect: natural experiment on the influence of psychological stress on timing of death', published in the British Medical Journal. Using US death certificates 1973-1998, the researchers measured a statistical peak in cardiac mortality on the 4th of the month for Chinese-Americans and Japanese-Americans: observed/expected ratio of 1.13 (95% CI 1.06-1.21) for …

The number 4 (tetraphobia - East Asia)
2018 — Jérusalem, résidence Netanyahu

At an official dinner at PM Netanyahu's Jerusalem residence on 2 May 2018, Israeli celebrity chef Segev Moshe served the Israeli and Japanese PMs and their wives chocolate pralines in two pairs of metal sculptures shaped like black men's brogue shoes — in reality doorstops by British designer Tom Dixon (born in Tunisia). Israeli daily Yedioth Ahronoth, whose account was picked up by the Times of Israel, the Jerusalem…

Indoor slippers (*surippa*) in Japan