YOU SAID:

Such, then, was the person that I saw seated on the transom when I followed the captain down into the cabin.

INTO JAPANESE

キャプテンを追ってキャビンに入った時トランザムに座っていたのを見たのはその人でした

BACK INTO ENGLISH

When I followed the captain into the cabin, he was the one I saw sitting in the transom.

INTO JAPANESE

キャプテンを追ってキャビンに入った時トランザムに座っていたのが彼だった

BACK INTO ENGLISH

He was the one who was sitting in the transom when we followed the captain into the cabin.

INTO JAPANESE

私たちが船長を追って船室に入ったとき、トランザムに座っていたのは彼でした。

BACK INTO ENGLISH

He was the one sitting on the transom when we followed the captain into the ship's cabin.

INTO JAPANESE

船長を追って船の船室に入ったとき、トランザムに座っていたのは彼だった。

BACK INTO ENGLISH

When I followed the captain into the ship's cabin, he was the one sitting on the transom.

INTO JAPANESE

船長を追って船の船室に入ったとき、トランザムに座っていたのは彼だった。

BACK INTO ENGLISH

When I followed the captain into the ship's cabin, he was the one sitting on the transom.