Y o s H I D A s H 1 G E R u and his wife , Yukiko , occupied the Japanese Embassy at 10 Grosvenor Square for two significant years - 1 936-8 . These were unhappy and difficult years for Anglo-Japanese relations ; but the affection for Britain which they both felt from previous postings in London stayed with them in these disheartening times. These feelings seem to have remained with him when he rose to great distinction as prime minister of several cabinets between 1 948 and 1 954.