Persons in the household Fam nr: 1 Adolf Fredrik Jansson f. 1848 in Snaflunda, Förman wife Aug:a (Augusta) Maria Nylund f. 1839 in Snaflunda s. Axel Ivar f. 1876 in N:y (probably Näsby) s. Helmer Emanuel f. 1878 in N:y s. Johan Fridolf f. 1880 in N:y
Persons in the household Fam nr: 1 Johan Fridolf Jansson f. 1880 in Näsby, Telegrafist
Check the site for the Örebro stadsarkiv. It has emigrant and immigrant indexes which can be downloaded into a spreadsheet. They would be interested in information about your Axel Ivar too.
Maybe you already have this information from the Emihamn database of CD Emigranten, but here it is anyways.
First name: A I Last name: JANSON Age: 26 Gender: M Parish: NÄSBY County: T (Örebro) Port: GÖTEBORG Date: 1902 06 20 Destination: HAWARDEN IOWA Fellows: NEJ Source: 70:319:1335