Cautious Hero: the Hero is Ove

All 12 episodes of the Japanese anime that follows human hero Seiya Ryuguin (voice of Yuuichirou Umehara) as he is summoned to an alternative world, Gaeabrande, where he must defeat a horde of evil enemies. However, the goddess Ristarte (Aki Toyosaki), responsible for bringing Seiya to Gaeabrande, grows increasingly concerned at his overly cautious approach. The episodes are: 'The Hero Is Too Cautious', 'Too Much for a Novice Goddess to Bear', 'This Hero Is Too Self-Serving', 'I So Don't Need Any Allies', 'This Goddess Is Too Spooky', 'The Great Dragon Mother Is Too Sneaky', 'This Lady Knight Is Too Doglike', 'Neat and Tidy But Overly Nymphomaniacal', 'This Reaper Is Just Too Invincible', 'This Man Is Too Strong for Being So Old', 'The Truth Is Too Much to Bear' and 'The Hero Is Overpowered But Overly Cautious'.