About Japanese Language
According to Wikipedia.org, Japanese is an East Asian language. It is spoken by about 128 million people. It is the official language of Japan. It is a member of the Japonic language family. The relation of Japanese to other languages is unclear. Japonic languages are grouped with many language families such as Ainu, Austroasiatic, Korean, and the now-discredited Altaia. Not much is known about the Japanese language's prehistory, and it is not known when it first appeared in Japan. Chinese documents from the 3rd century AD have recorded a few Japanese words, but texts appeared only after the 8th century. The Chinese language was the major language in Japan during the Heian period. The vocabulary and phonology of Old Japanese are influenced by the Chinese language. Late Middle Japanese is closer to the modern Japanese language. Japanese has a few similarities with the English language.
About Portuguese Language
According to Wikipedia.org, Portuguese is originated from the Iberian Peninsula of Europe. It is the official language of Portugal, Angola, Mozambique, Guinea-Bissau, Cape Verde, São Tomé and Príncipe, and Brazil. Portuguese has co-official status in East Timor. Portuguese-speaking people are known as "Lusophone" (lusófono). You will notice the presence of Portuguese culture all across the globe. There are several dialects of Vulgar Latin used in Portuguese. Approximately 215 to 220 million native speakers speak this language. It also features Celtic phonology among speakers. This is also one of the sixth most spoken languages around the world. Portuguese has a lot of influence in South America and the Southern Hemisphere. Interestingly it is also among the top 10 languages in Africa. Due to its popularity, it is also the official language of many American states.