Basical introduction of 4th-file Rook Anaguma

It is often said that a kyu-ranked player should have one good tactics and polish it to become a dan-ranked player.
I think 4th-file Rook Anaguma is one of suitable tactics for this because of its power and simplicity compared with other tactics. I also used this one when I had headed for dan-ranked player.

Figure. 1 shows opening position of 4th-file Rook Anaguma against Static Rook.

figure. 1

The knack is that you stay the left Silver in 7h when the opponent adopts Rapid attack as like figure. 2 and move it 6g or 5f when the opponent adopts Slow game as like figure. 3.

figure. 2

figure. 3

When the opponent adopts Rapid attack, it's effective to move as P-6e, Bx7h+, Sx7h like as figure. 4.

figure. 4

When the opponent adopts Silver Crown, it's effective to move S-6f and attack 4, 5, 6 line like as figure. 5.

figure.5

When the opponent adopts Static Rook Anaguma, it's effective to move S-5f and attack 4 line like as figure. 6.

figure. 6

Moreover, when the opponent adopts Rapid attack, it's effective to aim attack on 3 line like as figure. 7. The example game is shown at the end.

figure. 7

You can play 4th-file Rook Anaguma to some extent with only these knowledge.

It's simpe, isn't it?