There are a few things you have to do before the Wrestling will begin. First, you must visit both the fortress in East Edo (where Jack and Annie are held) and the lake house at the far left of the city (where an old poet lives). Once you have been to the poet's house, you have to return to Edo and complete the processes there.
1) Help the guards identify the fish thief from among the paper dragon crew
2) use the rotten fish to catch the Kappa fish under the bridge
3) repair the bridge with the mortar from the lake
4) when the Yokozuna crosses the bridge, pick up the bonsai scissors the girl drops
5) trim a bonsai at the garden hut so that the Yokozuna's assistant can buy it
At this point, you take the policeman's betting ticket and go to the Sumo arena.
The island that has sumo-wrestling in it is the Red Dragon.
There is no "Sumo Island." The island that features ancient Japan and a sumo challenge is Red Dragon Island. (see the related question)
Go to the sumo wrestling area
By clicking first after the man say began.
you have to win the sumo wrestling match and when you do the sumo wrestler will get mad and Basho will save you. then he will say that you can come to his cottage to train with him.
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In the Sumo Wrestling match. Talk to the guy there and you'll give him the betting slip.
we have to go to the man who told us about basho buying
You then go to Busho's house to train and begin the climb
You go to the sumo wrestling place and do Kanji copies, then sumo wrestle. You have to defeat the Yokozuna (champion), which makes the policeman lose his bet.
There is no Samurai Island on Poptropica. The island that has ninjas and sumo wrestlers in ancient Japan is Red Dragon Island. (see related question)
The champion sumo (Yokozuna) is inside the sumo match place.