Two minutes walking from Haggerston station: As you walk out of the station, take the cobbled street across the road and slightly to the right (Acton Mews). Walk for two minutes and you will reach Otherworld, across the road from Tonkotsu.
Ten minutes by bus from Old Street: Take the 243 bus from Old Street Station (Stop F) to Laburnum Street. Cross the road and cross over the bridge, then turn right into Dunston Road, then left into Acton Mews. Otherworld is fifth along on the right.