Unfortunately, due to insufficient information, specific article structure proposals cannot be made. However, based on the provided information about Sasakitsuka Kofun, the following attractive section ideas can be proposed:

Exploring Ancient Tombs Across Time and Space

Sasakitsuka Kofun Engulfed by the Wave of Development

Tracing the process of changes to the ancient tomb due to development by contrasting the memories of local people about the old Sasakitsuka Kofun with its present altered state.

Visiting the Hills Where Ancestors Rest

Introducing the history and cultural value contained in the ancient tomb, as well as surrounding historical sites. Incorporating the mystery and interesting episodes of the ancient tomb to create a sense of familiarity.

The 'That' Heavy Machinery Blocking the Way

Describing the efforts of the movement to protect ancient tombs, as well as the struggle between developers, local government, and activists. Providing viewpoints that prompt readers to ponder.

Towards a New Milestone

Questioning the value of passing down the ancient tomb as a historical heritage to the next generation amidst its gradual disappearance, and finding a glimmer of hope for the future.