An information processing apparatus comprising: a touch panel; and a circuitry configured to: initiate, upon a selection of a content region among multiple content regions (10A-10I) displayed on the touch panel, the multiple content regions (10A-10I) having a size according to an evaluation index, wherein the evaluation index is a rank corresponding to the content information disposed in a content region (10A-10I), a change in size of the selected content region and at least one of a rearrangement and a resizing of other content regions (10A-10H) that are not the selected content region, wherein the other content regions (10A-10H) are at least one of rearranged and resized to each substantially maintain a respective relative positioning to the selected content region as prior to the selection of the content region, wherein the selected content region comprises a display of a first content and is one of increased in size or decreased in size in a direction along a first axis, and the other content regions (10A-10H) are another one of increased in size or decreased in size in the direction along the first axis, and initiate, upon the selection of the content region, a display of a second content that is related to the first content, wherein the first content is a hierarchically higher level or layer than the second content, or wherein the second content is displayed within the selected content region that has been changed in size, or wherein the first content comprises information related to a media content, and the second content comprises secondary information including metadata of media content. a touch panel; and a circuitry configured to: initiate, upon a selection of a content region among multiple content regions (10A-10I) displayed on the touch panel, the multiple content regions (10A-10I) having a size according to an evaluation index, wherein the evaluation index is a rank corresponding to the content information disposed in a content region (10A-10I), a change in size of the selected content region and at least one of a rearrangement and a resizing of other content regions (10A-10H) that are not the selected content region, wherein the other content regions (10A-10H) are at least one of rearranged and resized to each substantially maintain a respective relative positioning to the selected content region as prior to the selection of the content region, wherein the selected content region comprises a display of a first content and is one of increased in size or decreased in size in a direction along a first axis, and the other content regions (10A-10H) are another one of increased in size or decreased in size in the direction along the first axis, and initiate, upon the selection of the content region, a display of a second content that is related to the first content, wherein the first content is a hierarchically higher level or layer than the second content, or wherein the second content is displayed within the selected content region that has been changed in size, or wherein the first content comprises information related to a media content, and the second content comprises secondary information including metadata of media content. initiate, upon a selection of a content region among multiple content regions (10A-10I) displayed on the touch panel, the multiple content regions (10A-10I) having a size according to an evaluation index, wherein the evaluation index is a rank corresponding to the content information disposed in a content region (10A-10I), a change in size of the selected content region and at least one of a rearrangement and a resizing of other content regions (10A-10H) that are not the selected content region, wherein the other content regions (10A-10H) are at least one of rearranged and resized to each substantially maintain a respective relative positioning to the selected content region as prior to the selection of the content region, wherein the selected content region comprises a display of a first content and is one of increased in size or decreased in size in a direction along a first axis, and the other content regions (10A-10H) are another one of increased in size or decreased in size in the direction along the first axis, and initiate, upon the selection of the content region, a display of a second content that is related to the first content, wherein the first content is a hierarchically higher level or layer than the second content, or wherein the second content is displayed within the selected content region that has been changed in size, or wherein the first content comprises information related to a media content, and the second content comprises secondary information including metadata of media content.