However, "The Various Lines of Ichinomiya-Ki" also suggests that more research is required to figure out whether the corrections of the mistakes were the result of careful research or the writer had some political intension.
しかしながら、この改訂が一宮はどこかと言う事実を追求した成果なのか、あるいは政治的意図があったのかは別の検証が必要であるとも同書では述べている。