First, read the English article below.

After learning the basics, it's time to get some outside instruction so you can improve your skills. If you are learning Japanese for fun because you like Japanese culture such as manga and anime or for travel, an audio learning CD might be all you need. Just spending an hour a day can build up grammar usage and teach you simple stock phrases and useful vocabulary.  Listen to the software during your commute to work or have it ready on your portable music player for lunch and breaks or walks in the park. It isn't necessary to learn the reading and writing to enjoy the language and culture, so if you plan on taking a short trip to Japan, knowing a few useful phrases will be more practical than cramming obscure characters into your brain. If you are learning for business or you want to live in Japan, consider enrolling in a college level course, an intensive language program, or online classes. Learning to read and write will be crucial to your long term success, and having a mentor during the early stages is ideal for developing good study habits and asking all the questions you will have about Japanese language and culture.  Study the writing systems. Begin studying all four writing styles early on if literacy is important for your purpose of learning the language. Hiragana and katakana can be learned in a few weeks, and you can use them to write anything you want in Japanese. Around 2,000 kanji are currently in common use in Japanese, so it typically takes several years to learn, but it's worth it if you want to actually be able to understand and speak Japanese. Use flashcards to learn vocabulary and simple phrases. They can be used while waiting for a meeting, on a train, and so on. Some free cards can be found on the web to get you started, or you can buy higher quality cards at most college bookstores or online. To practice kanji, look for cards that show stroke order (how to write the character) represented in calligraphy on one side and have example compound words on the other side. You can pick up a... 

Now, please write a short abstract for it in Vietnamese. Abstract:
Tải phần mềm audio để học tiếng. Đăng ký tham gia lớp học.