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Art. XX. The articles, forming the regulations for trade and appended hereto, form one and common part 
of this treaty, and are therefore equally binding on both the high contracting parties as well as on their sub- 
jects. The Portuguese Diplomatie Agent in Japan and such person or persons appointed by the Japanese autho- 
rities have the power to enter into such necessary arangements as may carry out effectively the provisions o 
this treaty and of the articles of the regulations of trade hereto appended. 
Art. XXI. This treaty being written in Portuguese, Japanese, and Dutch, and all three being alike in mea- 
ning and intehts, the Dutch copy is to be considered the text of this treaty. It must be understood however, 
that official Communications from the Diplomatie Agent and from the Portuguese Consuls will be addressed in 
English; but in Order to facilitate in matters of trade, in the first three years running from the signing of this 
treaty, they will be accompanied by a translation either in Dutch or in the Japanese language. 
Art. XXII. 1t has been agreed that either of the high contracting parties upon issuing a previoua notice 
of twelve months has the power to ask a revision of this treaty on or after Ist July 1827, for the purpose of 
arranging for such modifications as the experience may have shewn to be worth making. 
Art. XXIII. It is expressly stipulated that the Portuguese Government and its subjects shall enjoy all and 
every privilege , immunity and advantage that have been or may in future be granted by His Majesty the 
Emperor of Japan to the Governments and subjects of other nations whatsoever. 
Art. XXIV. The ratified copy of this treaty by His Majesty the King of Portugal and His Majesty the Emperor 
of Japan, is to be exchanged at Teddo within 18 months from its signature. Done at Yeddo on the 3rd of 
August in the year of our Lord Jesus Christ 1860, correponding to the Japanese date of 17th day of the 6th 
month of the first year of Man-Eun-Kanoyi-Sarü. 
(Signed.) Izidoro Francisco Guimaraens, 
(L. S.) Midrogoetsi Sado-Kino Kami. 
Sakai Okino Kami. 
Matsdaira Dziriobi. 
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