. >> joining us in the studio to talk more with this issue is professor gawakami. thank you for joining us today. as we just saw, these children who grew up in two different cultures and two different education systems often face language difficulties and that's an every day challenge. but what's the long-term impact of the problem? >> well, children will frequently cross over language borders as well as national borders, often face barriers of language development both in the mother tongue and their second language. the language learning is essential for children who are in the process of growth and development because language is not only a truthful condition but a truthful thinking and learning. but in the cross-over frequently changing environment, children often fail to acquire higher skills in either language. in the worst case some children cannot develop logic in their thinking, even lodge nick competition. the proven becomes evident when they try to get higher education or build up career. >> japan opened its door wider for japanese brazil yabs in 1990. si