黑蘭壽

Complete Guide to Keeping and Managing High-Head Goldfish (Ranchu and Bubble Eyes) | Special Body Type, Feeding, White Spot Disease Prevention, and Breeding Basics

Detailed explanation of special rearing environments, feeding, white spot disease prevention, breeding management, and selective breeding basics for high-head goldfish such as Ranchu and Bubble Eyes. We introduce different rearing approaches from ordinary goldfish.

Edo Ranchu Care Guide | Characteristics, Management, and Introduction to Exhibitions of Tokyo's Native Goldfish

A comprehensive guide to caring for the "Edo Ranchu," a Tokyo-native goldfish variety passed down since the Edo period. This guide covers the differences from standard ranchu, methods for green-water and boat cultivation, tips for overhead viewing management, how to participate in exhibitions, and thorough disease prevention strategies for conditions like swim bladder disease and dropsy.

Osaka Ranchu Care Guide | Characteristics and Management of the Phantom Goldfish

The Osaka ranchu is a phantom goldfish characterized by wen (fatty growths) on only the upper body and a longer tail. It is treasured among enthusiasts as one of the "Three Major Japanese Regional Goldfish" alongside the Tosa kin and Izumo nankin. This guide explains in detail its unique body shape and care tips.

Complete Guide to Ranchu Care | Tank Management and Breeding of the King of Goldfish

Complete explanation of how to care for the "Ranchu," the king of goldfish. This guide covers optimal tank size, water quality management, species-specific precautions for dorsal-fin-less varieties, feed selection to promote wen development, and breeding methods in detail.