Koji Nakata's left-wing cross was smartly laid off by Atsushi Yanagasiwa to Inamoto who found himself space in the crowded area to coolly lift his shot over Nigmatullin.
The South Africans were now on song and lifted their game, but constant pressure from the Japanese strike force of Atsushi Yanagasiwa, Sunshuke Nakamura and their foreign-based professional Naohiro Takahara had to widen the crack in the Amaglug-glug defence.