{"id":69191,"date":"2026-09-30T02:38:51","date_gmt":"2026-09-30T02:38:51","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-latam\/uncategorized\/katayama-flags-yen-undervaluation-as-japan-and-us-step-up-coordination-usd-jpy-hovers-near-157\/"},"modified":"2026-09-30T02:38:51","modified_gmt":"2026-09-30T02:38:51","slug":"katayama-flags-yen-undervaluation-as-japan-and-us-step-up-coordination-usd-jpy-hovers-near-157","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-latam\/live-updates\/katayama-flags-yen-undervaluation-as-japan-and-us-step-up-coordination-usd-jpy-hovers-near-157\/","title":{"rendered":"Katayama souligne la sous-\u00e9valuation du yen alors que le Japon et les \u00c9tats-Unis renforcent leur coordination ; l\u2019USD\/JPY \u00e9volue autour de 157"},"content":{"rendered":"<p>La ministre japonaise des Finances, Katayama, a d\u00e9clar\u00e9 qu\u2019un yen sous-\u00e9valu\u00e9 constitue g\u00e9n\u00e9ralement un probl\u00e8me et qu\u2019elle et le secr\u00e9taire am\u00e9ricain au Tr\u00e9sor, Bessent, avaient convenu lors d\u2019un appel le 25 septembre de renforcer leur coop\u00e9ration, le Japon devant rester en contact \u00e9troit afin de pr\u00e9server l\u2019ordre sur les march\u00e9s des changes. L\u2019USD\/JPY a cl\u00f4tur\u00e9 juste au-dessus de 157,00, \u00e0 l\u2019int\u00e9rieur de la fourchette de lundi. La derni\u00e8re s\u00e9quence d\u2019achats de yens par le Japon a d\u00e9but\u00e9 le 30 juillet, lorsque la devise \u00e9voluait pr\u00e8s de son plus bas niveau depuis environ quatre d\u00e9cennies, et le minist\u00e8re des Finances (MoF) a d\u00e9pens\u00e9 un montant record de 15,4 billions de yens ; la paire cote d\u00e9sormais environ six yens en dessous du niveau o\u00f9 cette action avait commenc\u00e9.<\/p>\n\n<p>La Banque du Japon (BoJ) a relev\u00e9 son taux directeur \u00e0 1,25 % le 18 septembre, son plus haut niveau depuis 31 ans, tandis que la fourchette de la Fed se situe \u00e0 3,75 %\u20134,00 %, un \u00e9cart qui favorise l\u2019emprunt en yens pour acheter des actifs am\u00e9ricains mieux r\u00e9mun\u00e9r\u00e9s ; le ramener jusqu\u2019\u00e0 la borne basse de la bande de la Fed impliquerait dix hausses suppl\u00e9mentaires d\u2019un quart de point de la BoJ. Parmi les statistiques attendues figurent les ventes au d\u00e9tail d\u2019ao\u00fbt \u00e0 23h50 GMT mardi, pr\u00e9vues \u00e0 3,3 % en glissement annuel apr\u00e8s 4 %, les chiffres d\u2019intervention du MoF pour la p\u00e9riode du 27 ao\u00fbt au 28 septembre mercredi, et l\u2019enqu\u00eate Tankan \u00e0 23h50 GMT, avec l\u2019indice des grands industriels attendu \u00e0 25 contre 22 ; l\u2019IPC de Tokyo (hors produits alimentaires frais) est attendu \u00e0 2,4 % sur un an contre 1,8 % \u00e0 23h30 GMT jeudi, en m\u00eame temps qu\u2019un taux de ch\u00f4mage de 2,4 %. Sur les graphiques, l\u2019EMA 200 jours se situe juste sous 158,00, une r\u00e9sistance se trouve \u00e9galement vers 159,00, les supports sont \u00e0 157,00 puis 156,50 et juste sous 156,00 ; le Stoch RSI est \u00e0 73, avec une cl\u00f4ture journali\u00e8re au-dessus de 158,50 signal\u00e9e comme niveau d\u2019invalidation.<\/p>\n\n<h3>Recommandations de trading et strat\u00e9gie<\/h3>\n\n<p>Nous recommandons aux traders sur produits d\u00e9riv\u00e9s d\u2019\u00e9tablir des positions vendeuses sur l\u2019USD\/JPY dans les semaines \u00e0 venir, en visant un repli vers 156,50 puis, \u00e0 terme, 156,00. Bien que la paire gravite actuellement autour de 157,00, l\u2019inconfort manifeste du Japon face \u00e0 un yen sous-\u00e9valu\u00e9 implique que tout rebond se heurtera \u00e0 une forte r\u00e9sistance. Il conviendra de vendre sur force si l\u2019\u00e9lan de court terme pousse la paire vers la moyenne mobile exponentielle (EMA) \u00e0 200 jours, proche de 158,00.<\/p>\n\n<p>Pour \u00e9tayer ce biais baissier, nous soulignons la puissance de feu financi\u00e8re consid\u00e9rable du Japon, soutenue par plus de 1 200 milliards de dollars de r\u00e9serves de change fin 2026. Cela permet ais\u00e9ment \u00e0 Tokyo de r\u00e9p\u00e9ter la strat\u00e9gie d\u2019intervention massive de 15,4 billions de yens observ\u00e9e lors de la faiblesse de juillet. Si les donn\u00e9es du minist\u00e8re des Finances publi\u00e9es mercredi r\u00e9v\u00e8lent que des achats effectifs de yens ont eu lieu fin septembre, cela confirmera que Tokyo d\u00e9fend activement ce niveau.<\/p>\n\n<h3>Contexte macro\u00e9conomique et technique<\/h3>\n\n<p>Par ailleurs, le paysage macro\u00e9conomique \u00e9volue, le taux de la Banque du Japon se situant \u00e0 un plus haut de 31 ans \u00e0 1,25 % face \u00e0 la fourchette 3,75 % \u00e0 4,00 % de la Fed. Cet \u00e9cart de rendement plus \u00e9troit r\u00e9duit sensiblement la rentabilit\u00e9 du carry trade en yen \u00ab classique \u00bb, qui dominait historiquement lorsque l\u2019\u00e9cart d\u00e9passait 5 %. Avec des donn\u00e9es d\u2019inflation \u00e0 Tokyo attendues en hausse \u00e0 2,4 %, nous anticipons une mont\u00e9e des anticipations de march\u00e9 en faveur de nouvelles hausses de taux.<\/p>\n\n<p>D\u2019un point de vue technique, le Stochastic RSI journalier en hausse \u00e0 73 sugg\u00e8re que nous pourrions assister \u00e0 une ultime impulsion haussi\u00e8re avant le repli. Pour prot\u00e9ger le capital, il est imp\u00e9ratif de fixer des stop-loss stricts, une cl\u00f4ture journali\u00e8re au-dessus de 158,50 invalidant ce sc\u00e9nario vendeur. \u00c0 l\u2019inverse, une cassure nette sous 157,00 devrait acc\u00e9l\u00e9rer la dynamique baissi\u00e8re vers le plancher de 156,00.<\/p>\n\n\n\r\n<p class=\"wp-block-paragraph\"><b>Commencez \u00e0 trader d\u00e8s maintenant \u2014 cliquez <a href=\"https:\/\/www.vtmarkets.com\/fr-latam\/trade-now\/\">ici<\/a> pour cr\u00e9er votre compte r\u00e9el VT Markets.<\/b>\n\r\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Alerte yen : Tokyo juge la devise sous-\u00e9valu\u00e9e et renforce sa coordination avec Washington. USD\/JPY autour de 157,00, menac\u00e9 par interventions et resserrement BoJ. Strat\u00e9gie : vendre sur rebond, objectifs 156,50 puis 156,00.<\/p>\n","protected":false},"author":87,"featured_media":69190,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[10],"tags":[],"class_list":["post-69191","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-live-updates"],"acf":{"acf_article_selection_author":null},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Alerte yen : Tokyo juge la devise sous-\u00e9valu\u00e9e et renforce sa coordination avec Washington. USD\/JPY autour de 157,00, menac\u00e9 par interventions et resserrement BoJ. 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