Japan's Under 19s overcame Hong Kong 48-3 to win the ARFU Asia Under 19 Championship for 2010 at the Thai-Japan Stadium in Bangkok.
In beating Hong Kong resoundingly in the final, Japan also booked their place at the 2011 IRB Junior World Rugby Trophy.
In their three matches the Japanese scored a massive 254 points - against Singapore, Sri Lanka and Hong Kong - and conceded just three penalty goals.
Sri Lanka finished the tournament in third place after narrowly beating Thailand, Korea finished fifth ahead of Chinese Taipei and Malaysia saw off Singapore to finish seventh.
Samoa on song in Oceania
Samoa have also dominated their regional Under 19 event on home soil in Apia, scoring 195 points and conceding just 12, against Papua New Guinea in their semi final.
In the final on 3 September they face the Cook Islands.
Samoa's Under 20s suffered relegation from the IRB Junior
World Championship in 2010 and their current Under 19 side will
qualify directly for the 2011 IRB Junior World Rugby Trophy, win or
Asia Under 19 championship
Hong Kong 24‐17 Malaysia
Sri Lanka 29‐10 Korea
Chinese Taipei 22‐23 Thailand
Japan 114‐3 Singapore
Korea 20‐12 Singapore
Malaysia 26‐31 Chinese Taipei
Sri Lanka 3‐92 Japan (semi‐final)
Hong Kong 18‐12 Thailand (semi‐final)
Singapore 19-61 Malaysia (7th/8th place)
Korea 19-15 Chinese Taipei (5th/ 6th place)
Sri Lanka 29-23 Thailand (3rd/ 4th place)
Japan 48-3 Hong Kong (1st/2nd place)
Oceania Under 19 championship
American Samoa 5-57 Cook Islands
Papua New Guinea 67-0 Vanuatu
Samoa 109-0 Tahiti
Cook Islands 15-14 Papua New Guinea
American Samoa 0-52 Samoa
Cook Islands 38-5 Vanuatu
American Samoa 52-20 Tahiti
Samoa 34-12 Papua New Guinea
3 September - finals
5th/6th - Vanuatu v Tahiti
3rd/4th - American Samoa v PNG
1st/2nd - Samoa v Cook Islands