Abstract: A sock liner designing apparatus, a sock liner designing method and a recording medium for a recording program are provided that are used to design sock liners that enable functions of footwear desired by a user to be attained when the user wears the footwear. A sock liner designing apparatus includes: an input circuitry that receives an input of measured foot data; a processor that calculates design data of a sock liner based on the foot data received through the input circuitry; and an output circuitry that outputs the design data calculated by the processor. The processor adjusts the design data based on a difference between received footwear functions and footwear data.

Abstract: There is provided a user-dedicated last that can be easily manufactured without using large-scale equipment. A last for forming a footwear upper configuring an article of footwear comprises a foot length forming member defining a shape of the last at least in the lengthwise direction of the article of footwear, and a plurality of foot width forming members defining a shape of the last at least in the widthwise direction of the article of footwear and assembled to the foot length forming member.

Abstract: A shoe includes a sole, an upper and a heel member. The upper is fixed to the sole and configured to cover a foot of a wearer, the upper including a wearing opening. The heel member is disposed on a heel side of the wearing opening of the upper. The heel member includes a guiding portion configured to guide a heel of the wearer toward the wearing opening and a holding portion configured to hold the guiding portion with respect to the upper at least in a vertical direction.

Abstract: A sockliner includes: a base layer portion formed of a three-dimensional mesh structure body; and an upper layer portion formed of a sheet-like structure body that covers an upper surface of the base layer portion. The upper layer portion includes a through-hole group including a plurality of holes, and each of the holes is located inward from a peripheral edge of the upper layer portion without reaching the peripheral edge. In a case where a surrounding region is defined as a region between the peripheral edge and a position offset by 4.0 mm inward from the peripheral edge, the through-hole group includes an outermost hole group including a plurality of holes located closest to the peripheral edge so as to overlap with the surrounding region and to align along the peripheral edge.

Abstract: A sole structure of a shoe includes a rearfoot-side concave-shaped portion including a vertex region in a bottom surface of the sole in a rearfoot region. The vertex region is positioned at a highest position within the bottom surface of the sole in the rearfoot region and configured to be positioned at a position corresponding to a center of a heel of a wearer such that center of pressure of the wearer overlaps with the center of the heel.

Abstract: A fastening structure of the present upper includes: an upper that defines a left eyelet row and a right eyelet row arranged along a longitudinal direction of a shoe; and a shoelace inserted through eyelets of the left and right eyelet rows, wherein: the left and right eyelet rows each at least include a first eyelet on a tip side, and a second eyelet, a third eyelet and a fourth eyelet that are arranged in this order from the first eyelet toward a posterior side; D1 is defined as a first average interval between eyelets; D2 is defined as a second average interval; D3 is defined as a third average interval; and Expressions (1) and (10) below are satisfied: D1>D2<D3??(1) 1.0*(D1+D2)>D1>0.6*(D1+D2)??(10).

Abstract: A prediction device includes: a communication device that acquires measurement subject data including measurement data of a shape of a foot of a measurement subject person in a loaded state; a storage that stores first sample data in the loaded state and second sample data in an unloaded state, the first sample data and the second sample data being calculated from measurement data of foot shapes of a plurality of samples, the samples being identical both in the loaded state and the unloaded state; and a processor that predicts the shape of the foot of the measurement subject person in the unloaded state. The processor calculates a difference between the measurement subject data and the first sample data, and predicts the shape of the foot of the measurement subject person in the unloaded state based on the difference and the second sample data.

Abstract: A footwear includes: a foot bed portion that supports a sole of a foot of a wearer and has a ground contact surface; and a foot cover portion that covers an instep of the foot of the wearer. At least a part of the foot bed portion and at least a part of the foot cover portion are formed of a single additively manufactured product produced by a stereolithography-type three-dimensional additively manufacturing method, and a protruding portion is provided on an outer surface defined by the additively manufactured product of the foot cover portion.

Abstract: A prediction device includes: a communication device that acquires measurement subject data including measurement data of a shape of a foot of a measurement subject person in a loaded state; a storage that stores first sample data in the loaded state and second sample data in an unloaded state, the first sample data and the second sample data being calculated from measurement data of foot shapes of a plurality of samples, the samples being identical both in the loaded state and the unloaded state; and a processor that predicts the shape of the foot of the measurement subject person in the unloaded state. The processor calculates a difference between the measurement subject data and the first sample data, and predicts the shape of the foot of the measurement subject person in the unloaded state based on the difference and the second sample data.

Abstract: A last includes a first part having a first plate-shaped portion and a second part having a second part-side receiving portion having a cutout shape. When the first plate-shaped portion is received in the second part-side receiving portion, the first part and the second part are assembled. The second part includes a second part-side engaging portion having a protruding shape on an inner side surface in a portion defining the second part-side receiving portion, and the first plate-shaped portion has a main surface with a first part-side to-be-engaged portion having a through hole shape or a recessed shape. When the first plate-shaped portion is inserted into the second part-side receiving portion, the first plate-shaped portion is fitted into the second part-side receiving portion, and the first part-side to-be-engaged portion is engaged by the second part-side engaging portion.

Abstract: A last includes a base part including a bottom and a plurality of additional parts, each of which is formed in a plate shape and is capable of being assembled to the base part. The base part includes a mounting unit and a first forming surface. The plurality of additional parts include a second forming surface. Each additional part has an end face. The second forming surface includes the end face of each of the plurality of additional parts. The base part includes a first base member including a mounting unit and a second base member attachable to and detachable from the first base member.

Abstract: According to a last, in a forming surface for forming a shoe upper, at least a portion of a specific region corresponding to an upper end portion of a to-be-formed portion of the shoe upper is defined by a plurality of plate-shaped parts included in a plurality of last forming parts. By arranging the plate-shaped parts to be spaced apart from each other in a circumferential direction of an upper end portion of the shoe upper, a portion of the specific region that is defined by the plate-shaped parts is defined by an end surface of each of the plate-shaped parts. A recessed portion as a mark used for alignment with the last during overlaying of the shoe upper is in the portion of the specific region that is defined by the plate-shaped parts.

Abstract: A sole constituting a part of footwear includes a shock-absorbing part provided at least in a rearfoot region, the shock-absorbing part cushioning an impact applied to a heel of a foot upon landing, and a support part provided at least in a midfoot region, the support part being higher in rigidity than the shock-absorbing part and supporting a midfoot portion of the foot, the support part includes a support surface, the support surface being provided forward of the shock-absorbing part and having a shape extending from one end to the other end in a width direction, and the shock-absorbing part includes a recessed surface located at a height position lower than the support surface, and a plurality of columnar bodies each having a shape extending from the recessed surface to a height position identical in height to the support surface.

Abstract: There is provided a user-dedicated last that can be easily manufactured without using large-scale equipment. A last for forming a footwear upper configuring an article of footwear comprises a foot length forming member defining a shape of the last at least in the lengthwise direction of the article of footwear, and a plurality of foot width forming members defining a shape of the last at least in the widthwise direction of the article of footwear and assembled to the foot length forming member.

Abstract: A cutting support apparatus includes an input unit that receives shoe last data, a storage in which a shape and a type of a plurality of plate-like parts are stored, a processor that generates a cutting pattern for cutting the plurality of plate-like parts from a plate-like member having a predetermined size based on the shoe last data and the shape of the plurality of plate-like parts, and an output unit that outputs the cutting pattern. The processor divides an area of the plate-like parts to be arranged in the plate-like member into a plurality of areas in accordance with the type of the plate-like parts that form the shoe last, determines positions of the plurality of plate-like parts to be arranged in each of the areas based on an arrangement condition, and generates the cutting pattern.

Abstract: A last matching a user's foot can be provided through a simple configuration. A last for forming a footwear upper configuring an article of footwear comprises: a common portion invariable in shape and position, a movable portion invariable in shape and positionally variable with respect to the common portion, and a position adjustment mechanism that changes a position of the movable portion with respect to the common portion and fixes the movable portion in a predetermined position.

Abstract: There is provided a user-dedicated last that can be easily manufactured without using large-scale equipment. A last for forming a footwear upper configuring an article of footwear comprises a foot length forming member defining a shape of the last at least in the lengthwise direction of the article of footwear, and a plurality of foot width forming members defining a shape of the last at least in the widthwise direction of the article of footwear and assembled to the foot length forming member.

Abstract: A shock absorber has a first and second end surfaces opposite to each other in an axial direction, and a plurality of connection surfaces. The first end surface is an N-sided polygon (N is an integer of 3 or more and the second end surface is an M-sided polygon (M is an integer of 4 or more and more than N). (M?N) vertices are provided at intermediate positions in the axial direction on a circumferential surface defined by the plurality of connection surfaces. From the vertices, one first ridgeline reaches one vertex of the first end surface and two second ridgelines reach a corresponding one of two vertices of the second end surface. The remaining vertices are connected to each other by (2×N?M) third ridgelines. The first ridgeline, the second ridgelines, and the third ridgelines define the plurality of connection surfaces.

Abstract: A reinforcement structure is disposed on a midsole of a shoe. A first bar extends from a first point in a medial side of the midsole to a second point in the medial side of the midsole. The second point is closer to a toe of the shoe than the first point. A second bar extends from a third point in the medial side of the midsole to a fourth point in a lateral side of the midsole. The fourth point being closer to the toe of the shoe than the third point. A third bar extending from a fifth point in the medial side of the midsole to a sixth point in the lateral side of the midsole. The sixth point being closer to the toe of the shoe than the fifth point. The third bar extending further toward the toe of the shoe than the second bar.

Abstract: An upper is used for a shoe. The upper includes a main body portion located on an upper side of the shoe and a bottom surface portion connected to the main body portion at at least a part of an outer periphery of the main body portion. The main body portion is seamless and in a shape having an inner periphery on an inner side of the outer periphery. The shoe includes the upper that includes the main body portion that is seamless and is in the shape having the inner periphery on the inner side of the outer periphery and a sole provided on a bottom surface portion side of the upper.