Hannover 96 have received a fitness boost after injury absentee Hiroshi Kiyotake returned to full training on Tuesday.
The Japan international has been sidelined since the start of June after fracturing his foot while with his national team.
Following surgery and rehabilitation, the 25-year-old rejoined the Hannover 96 squad for training on Tuesday, but is not yet close to a return due to lack of match fitness.
Fellow absentee Leon Andreasen is still out through illness, but is expected to be back with in training this week.
Vladimir Rankovic and Mike-Steven Bahre have both started individual sessions, but remain some way off a return to full team training.