Is Takagi tankless water heater a good brand?

Is Takagi tankless water heater a good brand, yes, Takagi is considered good brand for tankless water heaters, mid-range reliable Japanese brand owned by Noritz, known for durability and efficiency. Takagi tankless water heaters, made by Takagi Industrial Co., founded in Japan, owned by Noritz Group, makes residential and commercial tankless water heaters, with models T-H3, T-H3M, T-KJr2, T-K4, considered good brand with pros including reliable Japanese engineering, long warranty 15 years heat exchanger, 5 years parts, good energy efficiency with condensing models up to 0.95 UEF, compact design, and good for commercial use with high capacity. Reviews average 4.3 to 4.5 stars on Amazon and Home Depot, with customers praising endless hot water and reliability, though some complain about customer service and parts availability compared to Rinnai and Navien. Compared to Rinnai, Navien, Rheem, Takagi is mid-range, cheaper than Rinnai but slightly less features, good value, made in Japan, with durable copper heat exchanger. Cons include not as many smart features as Navien, and requires yearly flushing. Overall, Takagi is good brand for tankless water heater, reliable, efficient, good warranty, good for residential and commercial, considered good mid-range Japanese brand, recommended for those wanting reliable endless hot water with 15 year warranty, good brand.